A baby elephant eats at an elephant camp in Bago, Myanmar.
A visitor at an optical illusion exhibit in Augustusburg, Germany.
(AP Photo/Jens Meyer)
A demonstrator holds a flare in Mexico City.
(AP Photo/Ginnette Riquelme)
A protester hits a tear gas canister with a tennis racket in Hong Kong.
An officer guards a secure area at the Capitol in Washington, D.C.
(AP Photo/Jose Luis Magana)
An injured runner lies on the track at the track and field world championships in Doha, Qatar.
(AP Photo/Petr David Josek)
A high jumper lands at the world championships in Doha.
A demonstration of a diving capsule in Moorea, French Polynesia.
The Aurora Borealis over Lapland, Finland.
A sign covered by high tide in Bosham, England.
The moon over a mosque in Doha.
An art exhibit on urbanization in Kolkata, India.
(PIYAL ADHIKARY/EPA-EFE/Shutterstock)**See last week's best photojournalism**