Gun shop customers shop for weapons at the Bullet Hole gun shop in Sarasota, Florida, as they listen to live streaming video of an announcement about gun control by U.S. President Barack Obama. Obama proposed a new assault weapons ban and mandatory background checks for all gun buyers. (Reuters)

Pro-democracy lawmaker Leung Kwok-hung, also known as ‘Long Hair,’ is blocked by security officials as he tries to approach Hong Kong Chief Executive Leung Chun-ying inside the Legislative Council in Hong Kong. (Reuters)

Supporters of moderate preacher Tahir-ul Qadri rest on the third day of a protest rally in Islamabad, Pakistan. Protesters call on the government to quit after the Supreme Court ordered the arrest of the prime minister. (AFP)

Two train drivers shake hands from their train windows after stopping at Gara de Nord railway station during a two-hour protest by railway workers over delayed salary payments in Bucharest, Romania. (Reuters)

Ice covers an orange at an orange grove in Redlands, California, USA, January 15, 2013. (AP)

An Afghan truck driver is seen through the broken windshield of his vehicle at the site of a suicide attack near the Afghan intelligence agency headquarters in Kabul. (AFP)

A fisherman looks at mass of dead fish floating near the Jatiluhur dam, following torrential rains around the area in West Java, Indonesia. (AP)

A helicopter crashes when it hit a crane at a building site in central London during morning rush hour and plunged to the ground, killing two people and engulfing several cars in flames. (AFP/Victor Jimenez)

An endangered poison frog (Oophaga histrionica) at the Santa Fe Zoo in Medellin, Colombia. (Reuters)