Tourists watch as honor guards change shift at the Tomb of the Unknown Soldier outside Moscow's Kremlin wall in Moscow, Russia, Wednesday, July 13, 2016. Temperatures rose to 27 Celsius (81 Fahrenheit) in Moscow.102 (Alexander Zemlianichenko / Associated Press)
In this grab taken from video British Prime Minister David Cameron, centre, smiles, during his final session of prime minister's questions at the House of Commons, in London, Wednesday, July 13 2016. He joked that his afternoon schedule "will be light" after he steps down following a brief visit with Queen Elizabeth II. Cameron will tell the queen at Buckingham Palace he is resigning and suggest that Home Secretary Theresa May has the support to become prime minister. In the background are Chancellor George Osborne, Home Secretary Theresa May and Foreign Secretary Phillip Hammond, from left. (Uncredited / Associated Press)
Mohammad Imran Parray, who got wounded after being hit by pellets during a protest recovers at a hospital in Srinagar, Indian controlled Kashmir, Wednesday, July 13, 2016. Hospitals in India's portion of Kashmir are overwhelmed, with hundreds of wounded patients pouring in as the region reels from days of clashes between anti-India protesters and government troops. The violence erupted over the weekend after government troops killed a top leader of Hizbul Mujahideen, the largest rebel group fighting Indian rule in the troubled Himalayan region. (Dar Yasin / Associated Press)
A lemur licks a block of frozen yogurt and fruit to refresh itself in Rome's Bioparco zoo, Wednesday, July, 13, 2016. Zoo staff offered animals frozen and refrigerated food to refresh them as temperatures are expected to rise over the coming days. (Andrew Medichini / Associated Press)
Bubba Watson of the United States attempts to play out of a sand trap on the 6th green during a practice round ahead of the British Open Golf Championship at the Royal Troon Golf Club in Troon, Scotland, Wednesday, July 13, 2016. The British Open starts Thursday. (Peter Morrison / Associated Press)
In this Wednesday, July 13, 2016, handout image provided by Solar Impulse, the Solar Impulse 2 flying over the pyramids, Egypt Cairo. (JEAN REVILLARD / REZO / Associated Press)
A Shaolin monk is propped up by spears during a media preview of "Shaolin" on Wednesday, July 13, 2016, in Singapore. The show "Shaolin" combines traditional Shaolin kung fu and choreographed moves to music and is inspired by martial arts experts from the Shaolin Temple, said to be the birthplace of Kung Fu. (Wong Maye-E / Associated Press)
Umbrellas cover the holes in the raincover on the center court at the WTA Ladies Championship tennis tournament in Gstaad, Switzerland, Wednesday, July 13, 2016. (Peter Klaunzer / Associated Press)
View a gallery of photos from around the world, July 13, 2016.