Turkey's ruling AK Party (AKP) lawmaker Muhittin Aksak (R) and main opposition Republican People's Party (CHP) lawmaker Mahmut Tanal (L) scuffle during a debate at the parliament in Ankara late February 8, 2012. (Photo by Reuters/Stringer)

Deputies clash during a session of the parliament in Kiev, April 8, 2014. (Photo by Valentyn Ogirenko/Reuters)

Vice speaker of the Ukrainian Vekhovnaya Rada, Adam Martynyuk (R), scuffles with deputy Oleg Lyashko during a session in the chamber of the Ukrainian parliament in Kiev May 18, 2011. (Photo by Tatyana Bondarenko/Reuters)

Pro-democracy lawmaker Leung Kwok-hung throws a cloud-shaped cushion at Hong Kong's Financial Secretary John Tsang to demand a universal retirement protection scheme during the annual budget report at the Legislative Council in Hong Kong February 27, 2013. The sign reads “No more nonsense. Set up universal retirement protection scheme now”. (Photo by Tyrone Siu/Reuters)

Claudio Barbato (L), a member of the opposition FLI party, fights with Fabio Ranieri (R) from the Northern League in Parliament in Rome October 26, 2011. (Photo by Giuseppe Lami/Reuters)

A deputy from the pro-presidential Party of the Regions (bottom) clashes with an opposition deputy and his colleagues, who attempt to disrupt a parliament session while demanding Ukraine's President Viktor Yanukovich to deliver his address in person, in Kiev, June 6, 2013. (Photo by Reuters/Stringer)

Bolivian opposition congressman Fernando Rodriguez battles with an unidentified indigenous deputy of President Evo Morales' party during a congress session in La Paz, April 9, 2009. (Photo by David Mercado/Reuters)

Lee Yoon-sung (C), vice speaker of the National Assembly and a lawmaker of the ruling Grand National Party, is surrounded by security guards as he passes new bills at the National Assembly main chamber in Seoul July 22, 2009. (Photo by Jo Yong-Hak/Reuters)

Legislator Lin Hung-chih (L) from the ruling Nationalist Party (KMT) scuffles with legislator Chiu Chih-wei from the opposition Democratic Progressive Party (DPP) at the Legislative Yuan in Taipei August 2, 2013. Taiwan's legislators will vote on Friday on whether to adopt the proposed referendum on the controversial construction of the Fourth Nuclear Power Plant in New Taipei City, according to local media. The red banner reads, “Stop construction of the Fourth Nuclear Power Plant immediately”. (Photo by Pichi Chuang/Reuters)

Lawmaker Kim Sun-dong (C) of the Democratic Labour Party struggles with security guards after he detonated a tear gas canister towards the chairman's seat, to try to stop the ruling Grand National Party's move to ratify a bill on a free trade agreement with the U.S., at the National Assembly in Seoul November 22, 2011. (Photo by Jo Yong-Hak/Reuters)

Opposition Democratic Progressive Party (DPP) legislators scuffle with ruling Nationalist Party (KMT) legislators (top) at the Legislative Yuan in Taipei July 8, 2010. (Photo by Nicky Loh/Reuters)

Opposition Democratic Progressive Party (DPP) legislator Kuo Wen-chen falls off the podium while scuffling with ruling Nationalist Party (KMT) legislators at the Legislative Yuan in Taipei July 8, 2010. (Photo by Nicky Loh/Reuters)

Deputies clash during a session of the parliament in Kiev April 8, 2014. (Photo by Valentyn Ogirenko/Reuters)

Opposition Democratic Progressive Party (DPP) legislators cover the mouth of Nationalist (KMT) legislator Chao Li-yun during a parliament session inside the Legislative Yuan in Taipei April 21, 2010. (Photo by Reuters/Stringer)

Ukrainian deputies scuffle during a session in the national Parliament in Kiev March 19, 2013. The Parliament was scheduled to debate the date of a mayoral election in Kiev, local media reported. (Photo by Reuters/Stringer)

Opposition deputies throw buckwheat at newly elected deputy Viktor Pylypyshyn (R) as he takes the oath in Ukrainian Parliament in Kiev January 15, 2014. Opposition deputies from the Svoboda (Freedom) Ukrainian nationalist party blame Pylypyshyn for what they said were unfair elections. In Ukraine, buckwheat is a symbol of bribing voters. (Photo by Valentyn Ogirenko/Reuters)

Turkey's main opposition Republican People's Party (CHP) MP Idris Sami Tandogdu (R) and an unidentified CHP MP (rear R) hit Turkey's ruling Ak Party MP Alim Tunc (2nd L) as others try to stop the fight during a debate in the Turkish parliament in Ankara May 28, 2007. (Photo by Nuri Kaynar/Reuters)

Members of parliament scuffle with colleagues elected from their party but later refused to join a faction, at the first session of newly-elected Ukrainian parliament in Kiev December 12, 2012. (Photo by Andrew Kravchenko/Reuters)

Pro-democracy lawmaker Leung Kwok-hung (3rd R), also known as “Long Hair”, is blocked by security guards as he tries to approach Hong Kong Chief Executive Leung Chun-ying (L) inside the Legislative Council in Hong Kong December 10, 2012, where the latter is being questioned by lawmakers. Lawmakers and protesters on Monday urged Leung Chun-ying to step down for illegal structures found in his house. (Photo by Bobby Yip/Reuters)

Members of the Somali parliament fight after majority voted against the Speaker of the Parliament Sharif Hassan Sheikh Aden (not pictured) in southern Mogadishu, December 21, 2011. A total of 287 out of the 290 legislators attending the session voted against the speaker. (Photo by Feisal Omar/Reuters)

Deputies clash during a session of the parliament in Kiev, April 8, 2014. (Photo by Valentyn Ogirenko/Reuters)

Lawmakers of opposition parties help their fellow lawmaker (top) who tries to escape as they scuffle with lawmakers of the ruling Grand National Party (GNP) at the National Assembly plenary session hall in Seoul December 8, 2010. The opposition lawmakers were trying to prevent GNP lawmakers from passing new bills, including the new year's budget bill. (Photo by Jo Yong-Hak/Reuters)

Deputies clash during a session of the parliament in Kiev April 8, 2014. (Photo by Valentyn Ogirenko/Reuters)

Taiwan legislators treat a colleague who was injured following a fight in parliament in Taipei May 8, 2007. (Photo by Reuters/Stringer)

Member of parliament (MP) from the main opposition Republican People's Party (CHP) Ali Ihsan Kokturk's nose bleeds as MPs from the ruling AK Party (AKP) and CHP scuffle during a debate on a draft law which will give the government tighter control over the appointment of judges and prosecutors, at a parliamentary session in Ankara early February 15, 2014. (Photo by Reuters/Stringer)

Deputies react after clashes during debates on the country's budget for 2014 in the Parliament in Kiev January 16, 2014. (Photo by Gleb Garanich/Reuters)