The Week in Pictures: Oct. 15 - 22, 2015 - NBC News

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1. The New York Mets celebrate after Game 4 of the National League baseball championship series against the Chicago Cubs on Oct. 21, in Chicago. The Mets won 8-3 to advance to the World Series.
Charles Rex Arbogast / AP





2. President Barack Obama watches as Vice President Joe Biden turns to his wife Dr. Jill Biden after announcing that he will not run for the presidential nomination on Oct. 21, in the Rose Garden of the White House.
Jacquelyn Martin / AP





3. A National Guard helicopter uses a bucket to drop water on the Hidden Pines Fire near Smithville, Texas, on Oct. 16. A preliminary investigation indicates a farming accident sparked the wildfire that's consumed more than 7 square miles and destroyed 40 structures in Central Texas.
Rodolfo Gonzalez / Austin American-Statesman via AP





4. Police on horseback escort hundreds of migrants after they crossed from Croatia into Dobova, Slovenia, Oct. 20. As the number of migrants continues to rise, so do fears of unrest, crime and even Islamic State fighters hiding in the continuing stream of people.
Sergey Ponomarev / The New York Times via Redux Pictures





5. A group of migrants cross the border before Hungarian soldiers closed the border between Hungary and Croatia in Zakany on Oct. 16. The border between Hungary and Croatia has been closed to "illegal" migrants, the Hungarian government said, with barbed wire fences being set up to seal the frontier.
Attila Kisbenedek / AFP - Getty Images





6. A tricycle and residents are pulled on a farm tractor trailer along a flooded highway in Zaragoza, Nueva Ecija in northern Philippines on Oct. 20, after the province was hit by Typhoon Koppu.
Erik De Castro / Reuters





7. Palestinian relatives of Ahmed al-Serhi weep during his funeral in Deir al-Balah, in central Gaza. He was killed by Israeli forces the previous day in clashes at the border fence which separates the Gaza Strip from Israel.
Mohammed Abed / AFP - Getty Images





8. Tata Steel processing plant looms in the background of Scunthorpe, England on Oct. 20. Tata Steel has announced nearly 1,200 job losses at its plants in Scunthorpe and Lanarkshire. Up to one in three workers at the Lincolnshire steel mill could lose their jobs alongside workers at other plants in Scotland.
Christopher Furlong / Getty Images





9. A Yemeni woman carries her baby at a therapeutic feeding center in a hospital in Sana'a, Yemen on Oct. 19. According to the UN Children Fund (UNICEF), over 500,000 children under the age of five are at risk of severe acute malnutrition in Yemen, compared with 160,000 malnourished children monitored in last March when fighting erupted in the war-torn Yemen.
Yahya Arhab / EPA





10. An Israeli soldier runs to help another who was just stabbed by a Palestinian, seen on the ground holding a knife, during clashes in Hebron, West Bank on Oct. 16. The Palestinian man wearing a yellow "press" vest and a T-shirt identifying him as journalist stabbed and wounded an Israeli soldier before being shot dead by troops.
Nasser Shiyoukhi / AP





11. As drought conditions lower water levels in a Mexico reservoir, the remains of a mid-16th century church known as the Temple of Santiago became visible from the surface of the Grijalva River near the town of Nueva Quechula, in Chiapas state, Mexico, Oct. 16. The temple, built by Dominican friars in the region inhabited by the Zoque people, was submerged in 1966 when the Nezahualcoyotl dam was built.
David Von Blohn / AP