On January 1, 2010, Eighteen FARC rebels were killed when the Colombian Air Force bombed a jungle camp in Southern Colombia. Colombian troops of the elite Task Force Omega then stormed the camp, capturing fifteen FARC rebels, as well as 25 rifles, war materials, explosives, and information which was given to military intelligence. In Southwestern Colombia, FARC rebels ambushed an army patrol, killing a soldier. The troops then exchanged fire with the rebels. During the fighting, a teenager was killed in the crossfire.
Ken Lewis, who had lost the title of Chairman of the Board, announced that he would retire as CEO effective December 31, 2009, in part due to controversy and legal investigations concerning the purchase of Merrill Lynch. Brian Moynihan became President and CEO effective January 1, 2010, and afterward, credit card charge offs and delinquencies declined in January. Bank of America also repaid the $45 billion it had received from the Troubled Assets Relief Program.
On January 6, 2010, Hernandez announced his decision to forgo his remaining eligibility and enter the 2010 NFL Draft. He attended the NFL Scouting Combine but was unable to perform any physical drills after tearing a muscle in his back during the offseason. On March 17, 2010, Hernandez participated at Florida's pro day and performed all of the combine drills. His time in the 40-yard dash would have ranked fourth among all tight ends at the NFL Combine. Hernandez also performed 30 repetitions of 225 pounds on the bench press and would have been the top performance of all tight ends, surpassing Dennis Pitta's top performance of 27 repetitions.
The 2010 Haiti earthquake was a catastrophic magnitude 7.0 Mw earthquake, with an epicenter near the town of Léogâne (Ouest) and approximately 25 kilometres (16 mi) west of Port-au-Prince, Haiti's capital. The earthquake occurred at 16:53 local time (21:53 UTC) on Tuesday, 12 January 2010. By 24 January, at least 52 aftershocks measuring 4.5 or greater had been recorded. An estimated three million people were affected by the quake. Death toll estimates range from 100,000 to about 160,000 to Haitian government figures from 220,000 to 316,000, although these latter figures are a matter of some dispute.
After winning his first three matches in charge of the national team, he oversaw a 6–1 defeat to Bolivia, equalling the team's worst-ever margin of defeat. With two matches remaining in the qualification tournament for the 2010 World Cup, Argentina was in fifth place and faced the possibility of failing to qualify, but victory in the last two matches secured qualification for the finals. After Argentina's qualification, Maradona used abusive language at the live post-game press conference, telling members of the media to "suck it and keep on sucking it". FIFA responded with a two-month ban on all footballing activity, which expired on 15 January 2010, and a CHF 25,000 fine, with a warning as to his future conduct.
In January 2010, YouTube launched an experimental version of the site that used the built-in multimedia capabilities of web browsers supporting the HTML5 standard. This allowed videos to be viewed without requiring Adobe Flash Player or any other plug-in to be installed. The YouTube site had a page that allowed supported browsers to opt into the HTML5 trial. Only browsers that supported HTML5 Video using the MP4 (with H.264 video) or WebM (with VP8 video) formats could play the videos, and not all videos on the site were available.
The first Internet link into low earth orbit was established on January 22, 2010 when astronaut T. J. Creamer posted the first unassisted update to his Twitter account from the International Space Station, marking the extension of the Internet into space.
In January 2010, The Los Angeles Times presented its annual list of the top ten largest earners of the year, revealing Dion took the top spot for the entire decade, with $US747.9 million in total revenue from 2000–2009.
In January 2010, he graduated from the Defence Helicopter Flying School at RAF Shawbury, where he had been under the instruction of Squadron Leader Craig Finch. On 26 January 2010, he transferred to the Search and Rescue Training Unit at RAF Valley, Anglesey, to receive training on the Sea King search and rescue helicopter; he graduated from this course on 17 September 2010. This made him the first member of the British royal family since Henry VII to live in Wales.