Female members of the Philippine National Police (PNP) hold their service pistols that are covered with tape during the sealing of the muzzles of firearms at the National Capital Region Police Office in Taguig, Metro Manila, December 22, 2014. A police officer said all policemen in the country are ordered to seal their firearms muzzles to prevent the indiscriminate firing of their weapons during Christmas and New Year holidays celebrations. (Photo by Erik De Castro/Reuters)

A police officer covers the muzzle of a service pistol of a policewoman with tape during a sealing of firearms ceremony at the National Capital Region Police Office in Taguig, Metro Manila, December 22, 2014. (Photo by Erik De Castro/Reuters)

Police officers seal the muzzles of firearms of policemen during a sealing of firearms ceremony at the National Capital Region Police Office in Taguig, Metro Manila, December 22, 2014. (Photo by Erik De Castro/Reuters)

Female members of the Philippine National Police (PNP) hold their service pistols that are covered with tape during the sealing of the muzzles of firearms at the National Capital Region Police Office in Taguig, Metro Manila, December 22, 2014. (Photo by Erik De Castro/Reuters)

A Philippine National Police (PNP) SWAT team leader (R) signs a sealed muzzles of the firearms of his men at the National Capital Region Police Office in Taguig, Metro Manila, December 22, 2014. (Photo by Erik De Castro/Reuters)

Female members of the Philippine National Police (PNP) hold their service pistols that are covered with tape during the sealing of the muzzles of firearms at the National Capital Region Police Office in Taguig, Metro Manila, December 22, 2014. (Photo by Erik De Castro/Reuters)

A Lady officer of the Philippine National Police force show the taped muzzle of her gun at a police camp in Taguig City, south of Manila, Philippines, 22 December 2014. Law enforcement units all over the country held a ceremonial taping of firearms as a counter measure against cases of indiscriminate firing and illegal discharge of service weapons during the upcoming Christmas and New Year celebrations. (Photo by Francis R. Malasig/EPA)

An officer of the Philippine National Police force tapes the muzzle of a gun at a police camp in Taguig City, south of Manila, Philippines, 22 December 2014. (Photo by Francis R. Malasig/EPA)

An officer of the Philippine National Police force tapes the muzzle of a gun at a police camp in Taguig City, south of Manila, Philippines, 22 December 2014. (Photo by Francis R. Malasig/EPA)

Filipino Police Regional Director Carmelo Valmoria (R) tapes the muzzle of a gun at a police camp in Taguig City, south of Manila, Philippines, 22 December 2014. (Photo by Francis R. Malasig/EPA)

Filipino Police Regional Director Carmelo Valmoria (L) tapes the muzzle of a gun at a police camp in Taguig City, south of Manila, Philippines, 22 December 2014. (Photo by Francis R. Malasig/EPA)

Lady officers of the Philippine National Police force show the taped muzzle of their guns at a police camp in Taguig City, south of Manila, Philippines, 22 December 2014. (Photo by Francis R. Malasig/EPA)

Officers of the Philippine National Police force show the taped muzzle of their guns at a police camp in Taguig City, south of Manila, Philippines, 22 December 2014. (Photo by Francis R. Malasig/EPA)