Photos: World reacts to nightclub shooting in Orlando

A defiant fist is raised near an American flag at a vigil for the worst mass shooing in United States history on June 13, 2016, in Los Angeles.

A mourner attends a vigil for victims of a shooting at a gay nightclub in Orlando, Florida the previous day, in front of the United States embassy on June 13, 2016, in Berlin, Germany.

French protester Jean-Baptiste Redde, aka Voltuan, holds a sign near people waving rainbow flags as they gather on the Parvis des droits de l’homme near the Eiffel Tower in Paris on June 13, 2016, to pay homage to the victims of a shooting at a gay nighclub in Orlando.

People gather during a vigil in downtown Seoul to remember victims of the shooting at an Orlando nightclub on June 13, 2016, in Seoul, South Korea.

People gather in front of the U.S. Embassy in Copenhagen to remember the victims at the nightclub Pulse in Orlando, Fla., on June 13, 2016.

Hundreds attend a vigil for the victims of the Orlando nightclub shooting, outside the Admiral Duncan pub on Old Compton Street, Soho, on June 13, 2016, in London, England.

Flags fly at half-staff around the Washington Monument at daybreak in Washington, D.C., on June 13, 2016.

American flags hang at the Paris City Hall on June 13, 2016, in Paris.

A couple embraces as people gather in front of a makeshift memorial in New York to remember the victims of a mass shooting in Orlando, Fla., on June 12, 2016.

People place candles during a vigil for the victims of a shooting in a gay nightclub in Orlando, Florida, on June 13, 2016 in Hong Kong.

A Sister of Perpertual hugs a mourner during a vigil in Dallas, Texas, on June 12, 2016, for victims of the attack at Orlando’s Pulse nightclub in Orlando, Florida.

A pride flag stands a half-staff during a memorial service in San Diego, California, on June 12, 2016, for the victims of the Orlando nightclub shooting.

In reaction to the mass shooting at a gay nightclub in Orlando, Florida, people hug outside the Stonewall Inn near a vigil for the victims in New York on June 12, 2016.

Participants hold candles during a vigil at Frank Kits Park in Wellington, New Zealand, on June 13, 2016, in remembrance of victims of the gay nightclub shooting in Orlando, Florida.

An Indian student holds a candle near a Rangoli, an Indian form of art created on the ground, to pay tribute to the victims of the Orlando shooting in Mumbai on June 13, 2016.

Indian sand artist Sudarsan Pattnaik puts the finishing touches ib a sand sculpture at Puri Beach on June 13, 2016, following an attack on a gay nightclub in Orlando.

A mourner attends a vigil for victims of a shooting at a gay nightclub in Orlando, Florida, in front of the United States embassy on June 13, 2016 in Berlin, Germany.

Australians hold candles during a vigil in Sydney on June 13, 2016, in solidarity with the global gay community after a gunman opened fire in a nightclub in Orlando, Florid.

People embrace during a vigil held outside of the Stonewall Inn in New York following the massacre that occurred at a gay Orlando, Florida, nightclub on June 12, 2016.

FBI agents keep watch during the 2016 Gay Pride Parade in West Hollywood, California on June 12, 2016.

A man cries during a vigil in reaction to the mass shooting at a gay nightclub in Orlando, Florida,in New York on June 12, 2016.

People and a man wearing a T-shirt of French association against homophobia “SOS Homophobie” gather for a vigil near the Beaubourg art center in downtown Paris on June 12, 2016, to mourn the victims of the mass shooting that occured overnight in Orlando, Florida.

People gather for a vigil near the Beaubourg art center in downtown Paris on June 12, 2016, to mourn the victims of the mass shooting that occured overnight in Orlando, Florida.

People gather outside of the Stonewall Inn in New York as a vigil is held following the massacre that occurred at a gay Orlando, Florida, nightclub on June 12, 2016.

Police stand by to provide security for the 2016 Gay Pride Parade on June 12, 2016, in Los Angeles.

Austin Ellis, a member of Metropolitan Community Church, carries a cross with a sign in memory of the victims of the Pulse nightclub shooting in Orlando, Fla., as he marches in the 2016 Gay Pride Parade on June 12, 2016, in Philadelphia.

California Highway Patrol officers provide security for the 2016 Gay Pride Parade on June 12, 2016, in Los Angeles. Security is tightened in the aftermath of the deadly shooting in Orlando, Fla.

A woman offers free hugs in Washington, D.C., on June 12, 2016, in reaction to the mass shootings at a nightclub in Orlando, Fla.

Members of the Philadelphia Police Department participate in support of, not as escorts of, the 2016 Pride Parade march through downtown June 12, 2016. The mood was celebratory despite news of the mass shooting in a gay club in Orlando, Fla.

Police officers stand by to provide security for the 2016 Gay Pride Parade on June 12, 2016, in Los Angeles. The tightened security comes in the aftermath of the deadly shooting in Orlando, Fla.

People with a rainbow flag stand in front of the U.S. Embassy in Madrid to pay tribute to the victims of the shooting in Orlando, Fla., on June 12, 2016.