Best pictures from October 18
A child plays near a work by Australian artist Alex Richie titled "Kaleidoscope cube" which is part of the "Sculpture by the Sea" exhibition at Sydney's Tamarama Beach. The free and temporary outdoor exhibition, now in its 16th year, stretches for two kilometres along the coastline popular with walkers, joggers and tourists.TIM WIMBORNE/Reuters
Greek riot police try to avoid flames from a molotov cocktail thrown by a protester during an anti-austerity rally in Athens. Greek police fired teargas to disperse anti-austerity protesters hurling stones and petrol bombs on the day of a general strike that brought much of the near-bankrupt country to a standstill.JOHN KOLESIDIS/Reuters
Riot police clash with protesters during the 24-hour nationwide general strike in Athens. Hundreds of youths pelted riot police with petrol bombs, bottles and chunks of marble Thursday as yet another Greek anti-austerity demonstration descended into violence.Kostas Tsironis/The Associated Press
A photograph of victim missing or killed in armed conflict in Colombia is displayed during a tribute at Bolivar Square in Bogota. Colombia's government and Marxist rebels promised on Thursday to seek a comprehensive peace agreement at their talks in Norway, aimed at ending nearly half a century of conflict.JOHN VIZCAINO/Reuters
Afghan boys jump down from a destroyed car at a hilltop in Kabul.MOHAMMAD ISMAIL/Reuters
People walk amidst fallen leaves in a park under seasonal colored trees on an autumn day in the Belarus capital of Minsk.Sergei Grits/The Associated Press
A truck lies in a grove of trees after severe weather caused the vehicle to skid across U.S. Highway 49 in Yazoo City, Miss. on Wednesday evening. The accident was one of several events blamed on the severe weather Wednesday night and Thursday morning statewide.Rogelio V. Solis/The Associated Press
Supporters are reflected in a TelePrompTer, and an American flag waves, as President Barack Obama speaks at a campaign event at Veteran's Memorial Park in Manchester, N.H.Carolyn Kaster/The Associated Press
Joel Parkinson, of Australia, rides a wave during the RipCurl Pro Portugal surfing competition in Peniche, Portugal.Kelly Cestari/The Associated Press
Dancers from the Radio City Rockettes rehearse for the 2012 edition of the Radio City Christmas Spectacular in New York.CARLO ALLEGRI/Reuters
A Turkish herdsman walks with his goats at sunset on the Turkish-Syrian border near the town of Reyhali in Hatay province.OSMAN ORSAL/Reuters
A man opens his umbrella as he walks in downtown Lisbon, Portugal.RAFAEL MARCHANTE/Reuters
A Kashmiri woman walks on a footbridge in the interior of Dal Lake during autumn in Srinagar, Kashmir. Footbridges and small boats are the only link between the shore and people residing in the interior of Dal Lake, the region's main tourist attraction.FAYAZ KABLI/Reuters
Soldiers stationed at the US Naval Base Guantanamo Bay in Cuba prepare for pre-dawn physical training.Michelle Shephard/POOL/Reuters