U.S. President Barack Obama high-fives eight-year-old Hinna Zejah after unveiling a series of gun control proposals during an event at the White House in Washington, Jan 16, 2013. Hinna and her mother Nadia (BehindL) was among a group of children and families of children who wrote the president letters about guns and gun control after the December 14 school shooting in Newtown, Connecticut, in which 20 children and six adults were killed. [Photo/Agencies]