Turkey shot down a Russian warplane on Tuesday that it said ignored repeated warnings and crossed into its airspace from Syria, killing one of the two pilots. Russian President Vladimir Putin denounced what he called a "stab in the back" and warned of "significant consequences."
. China's Great Wall is covered in snow on Nov. 23, near Beijing. China's capital and the northern part of the country received snow on Sunday as winter set in.
. President Barack Obama learns a girl's name as he greets students on a tour of the Dignity for Children Foundation, an education program for refugee and low-income children, in Kuala Lumpur, Malaysia on Nov. 21.
. A winter storm clears at sunset over Interstate 80 near Baxter, Calif. on Nov. 24. A winter storm hit Northern California dropping rain and snow.
. Investigators and firefighters work the scene of a fire and shooting on Nov. 24 in Philadelphia. A Pennsylvania state police trooper was shot in the shoulder after a fiery crash along Interstate 676.
. A Pakistani female police commando stands guard, as Indian Sikh pilgrims arrive at Wagah railway station near Lahore, Pakistan, on Nov. 20. Hundreds of Indian Sikh pilgrims arrived in Pakistan by a special train to participate in three-day festival to celebrate the 547st birth anniversary of their spiritual leader Baba Guru Nanak, the founder of Sikh religion, at Nankana Sahib near Lahore.
. A man cleans up after what activists said was shelling by forces loyal to Syria's President Bashar al-Assad in the Douma neighborhood of Damascus, Syria on Nov. 22.
. A volunteer holds up a baby as others help migrants and refugees to disembark from a dinghy after their arrival from the Turkish coast to the Greek island of Lesbos, on Nov. 25. About 5,000 migrants reach Europe each day over the so-called Balkan migrant route.
. An Iranian migrant has his lips stitched together in an act of protest against restrictions imposed by Balkan countries on the movement of migrants on Nov. 23. Serbia and Macedonia, which lie on the main migrant route to northern Europe, began restricting the entry of refugees to just those from Syria, Iraq and Afghanistan.
. A young girl holds a stuffed animal behind Macedonian police officers, as they try to block migrants protesting to cross the Greek-Macedonian border near Gevgelija on Nov. 22.