Here are 10 top stories Americans followed in 2013, ranked by respondents to a Monitor/TIPP poll according to the percentage who said they followed the story very closely.
Bryan Stow, a San Francisco Giants fan, was beaten by two men while leaving the opening day game in 2011 in Los Angeles. On Wednesday, a California jury found the Dodgers partially responsible.
Khairullozhon Matanov, a Kyrgyzstan citizen, is accused of lying to investigators about how well he knew Tamerlan Tsarnaev and misleading officials about the extent of his contact with the Tsarnaev brothers in the days after the bombings.
Long after the 2013 Boston Marathon bombings, the city felt a surprising social cohesion, the kind that helps bring hope and healing. Many cities try to boost 'social resilience' to act as a community shock absorber and as a building stone after a tragedy.
An FBI agent shot and killed Ibragim Todashev last May during questioning about one of the Boston Marathon bombing suspects. Leaked reports from a Florida prosecutor and the federal Justice Department suggest that no charges will be filed.
Snowden said his leaks have made the US safer.
Tightened security for the Boston Marathon, to be run April 21, includes more police and a bigger list of searchable items, officials said Monday. Last year, two homemade bombs exploded near the finish line, with devastating impact.