A look at the best news photos from around the world.
Richard Henderson, one of the 2017 Nobel Prize winners in Chemistry, holds a bacterio rhodopsin model at the Laboratory of Molecular Biology in Cambridge, England. Three researchers based in the U.S., U.K. and Switzerland won the Nobel Prize in Chemistry for developments in electron microscopy.
Shi'ite Popular Mobilization Forces (PMF) and Iraqi army members gather on the outskirts of Hawija.
Investigators work at a festival ground across the street from the Mandalay Bay Resort and Casino, in Las Vegas, Nevada, Oct. 3, 2014. Authorities said Stephen Craig Paddock broke windows on the casino and began firing with a cache of weapons, killing dozens and injuring hundreds at the music festival on Sunday.
Samaritans pray on top of Mount Gerizim, near the northern West Bank city of Nablus, during celebrations for the holiday of Sukkot (the Tabernacles Feast), which marks the exodus of the ancient Hebrew people from Egypt.