Today in Pictures: July 17

Tragedy as cops are shot in Banton Rouge, Louisiana, Turks mourn victims of failed coup and more of the best pictures of the day.

Supporters of Turkish President Recep Tayip Erdogan rally outside the White House in Washington, D.C.

YURI GRIPAS / AFP - Getty Images
Police officers patrol after 3 police officers were killed in Baton Rouge, Louisiana. According to reports, one suspect has been killed while others are still being sought by police. Sean Gardner / Getty Images
A child puts flowers next to traces of blood on the 'Promenade des Anglais' where a truck crashed into the crowd during Bastille Day celebrations, in Nice, France. IAN LANGSDON / EPA
Visitors look at tropical fish transported from Japan's southern island of Okinawa displayed in a giant 14-ton fish tank in Tokyo. KAZUHIRO NOGI / AFP - Getty Images
A demonstrator organizes protest signs in Cleveland, Ohio, in preparation for the Republican National Convention that starts on Monday. John Minchillo / AP
Turkish President Recep Tayyip Erdogan (Center-Right) and mourners carry the coffin of one of victims who was killed in a coup attempt on Friday, during the funeral at Fatih Mosque, in Istanbul. TOLGA BOZOGLU / EPA
A child cools off in fountains in Nice, France. PASCAL ROSSIGNOL / Reuters
Nelson Mandela's widow, Graca Machel, arrives for a lecture by Microsoft founder Bill Gates at the University of Pretoria, during the 14th Nelson Mandela annual lecture. MARCO LONGARI / AFP - Getty Images

People rally to support the Black Lives Matter movement in Melbourne, Australia.

Scott Barbour / Getty Images

A man looks at a tribute laying on a bench near where a person was killed on Promenade des Anglais in Nice, France.

David Ramos / Getty Images