Crew member Dennis Scherbaum, of Germany, holds an umbrella for race car driver Lucas di Grassi before a qualifying session of the Formula E Long Beach ePrix auto race, Saturday, April 4, 2015, in Long Beach, Calif. (Photo by Jae C. Hong/AP Photo)

A Pakistani man riding a bicycle on a main road, holds an umbrella to shelter himself from rain, in Islamabad, Pakistan, Monday, March 17, 2014. (Photo by Muhammed Muheisen/AP Photo)

Women of the Civil War Mabel Gantt, left, Denise Benedetto, center, and Malanna Henderson, right, all from Fredericksburg, Va., wait as they prepare march on the State Capitol as they commemorate the 150th anniversary of the fall of Richmond in Richmond, Va., Saturday, April 4, 2015. 150 years ago the Confederate Army abandoned its capital city of Richmond, a prelude to General Robert E. Lee's surrender just days later in Appomattox. (Photo by Steve Helber/AP Photo)

People, photographed through a window with raindrops, shelter under umbrellas against the rain as they walk near the Tagus riverbank in Lisbon, Wednesday, April 8, 2015. The city promenade is a popular riverside walking path where people stroll or enjoy fishing. (Photo by Francisco Seco/AP Photo)

Bobbie Paul, of Atlanta, holds a rainbow colored umbrella during a rally against a contentious “religious freedom” bill, Tuesday, March 17, 2015, in Atlanta. The Georgia Senate gave decisive approval to the bill, one of a wave of measures surfacing in at least a dozen states that critics say could provide legal cover for discrimination against gays and transgender people. (Photo by David Goldman/AP Photo)

A woman struggles with her umbrella in Times Square during a winter storm in the early morning hours in the Manhattan borough of New York February 2, 2015. (Photo by Carlo Allegri/Reuters)

A woman tries to catch her umbrella after it was blown away by the wind in downtown Lisbon February 3, 2015. (Photo by Rafael Marchante/Reuters)

A man walks with an umbrella in the snow in Zagreb February 6, 2015. According to the Croatian Meteorological and Hydrological Service, 20 centimeters of snow has fallen in Zagreb. (Photo by Antonio Bronic/Reuters)

A family is seen through raindrops on a window as they shelter under umbrellas during a rainstorm in London, February 16, 2015. (Photo by Neil Hall/Reuters)

A man rows a boat on the Dal Lake as a woman holds an umbrella during snowfall in Srinagar February 19, 2015. (Photo by Danish Ismail/Reuters)

The Dome of the Rock is seen in the background as a tourist holds her umbrella during a gust of wind outside Jerusalem's Old City February 19, 2015. (Photo by Ammar Awad/Reuters)

A member of Malaysia's indigenous Mah Meri tribe takes part in the “Puja Pantai”, a thanksgiving ritual to appease the spirits of the seas, in the village of Pulau Carey, outside Kuala Lumpur February 23, 2015. The Mah Meri tribe, who are descendants of seafaring people who lived off the sea through fishing and trading, celebrate their new year according to the lunar calendar, by making offerings to the sea. (Photo by Olivia Harris/Reuters)

Tourists are seen visiting the Tequendama Falls (Salto del Tequendama) near Bogota March 21, 2015. (Photo by John Vizcaino/Reuters)

People walk during a heavy snowfall in central Moscow, March 22, 2015. (Photo by Sergei Karpukhin/Reuters)

A demonstrator protests against the construction of Rio 2016 Olympic Golf venue in Rio de Janeiro March 25, 2015. (Photo by Ricardo Moraes/Reuters)

Greek Army helicopters fly over the Ministry of Finance during a military parade marking Independence Day celebrations in Athens March 25, 2015. (Photo by Yannis Behrakis/Reuters)

A woman walks through Athens' Syntagma (Constitution) square during a rainy Spring day March 26, 2015. (Photo by Yannis Behrakis/Reuters)

A man tries to hold his umbrella in the midst of strong gusts of wind in the western German city of Cologne March 31, 2015. (Photo by Wolfgang Rattay/Reuters)

A Bishop stands under a umbrella in St. Peter's square before Pope Francis leads the Easter mass at the Vatican April 5, 2015. (Photo by Max Rossi/Reuters)

A South Korean Christian holding an umbrella waits for starting an annual Easter mass service in Seoul April 5, 2015. (Photo by Kim Hong-Ji/Reuters)

An Afghan refugee holds an umbrella during a rainstorm, in a slum on the outskirts of Islamabad, Pakistan, Saturday, February 7, 2015. (Photo by Muhammed Muheisen/AP Photo)

Indian women walk under an umbrella during a spell of unseasonal rain in Jammu, India, Friday, April 3, 2015. (Photo by Channi Anand/AP Photo)

Visitors look out onto the Pacific ocean as a storm sets in at Seacliff State Beach Friday, February 6, 2015, in Aptos, Calif. (Photo by Marcio Jose Sanchez/AP Photo)

Indian Prime Minister Narendra Modi folds his hands in a sign of respect during his visit to Ruwanwelisaya, a sacred stupa in Anuradhapura, about 230 kilometers northeast of Colombo, Sri Lanka, Saturday, March 14, 2015. (Photo by Eranga Jayawardena/AP Photo)

The EU flag wrapped by a plastic sheet, adorns a souvenir stall in downtown Rome, Thursday, February 5, 2015. (Photo by Gregorio Borgia/AP Photo)

A pedestrian walks past a large photo of a cheering Seattle Seahawks' fan outside the team's NFL football stadium Tuesday, February 3, 2015, in Seattle. (Photo by Elaine Thompson/AP Photo)

People walk with umbrellas as it rains near Damascus Gate in Jerusalem's Old City February 19, 2015. (Photo by Ammar Awad/Reuters)