Two US Army Rangers who were killed in fighting with Islamic State militants in eastern Afghanistan this week may have been hit by friendly fire, according to the Pentagon.
A Mexican singer has been shot and killed, in the US city of Chicago.
One person was shot and wounded, after a shooting in a Wal-Mart store, in the state of Illinois, United States.
At least two parachutists have been injured, one critically, in a Chicago air show, in the state of Illinois.
A tornado has destroyed several homes near Chicago, injuring some people and leaving others trapped, as well as disrupting power and traffic.
At least two people have died, and a further 20 are injured, after a powerful EF-4 tornado ripped through a small northern Illinois town.
A 52-year-old woman has been convicted of first degree murder after killing her 7-month-old granddaughter with a power saw, because the girl would not stop crying.
Canadian police have said that a plot to kill as many people as possible in a Valentine’s Day shooting has been foiled, with one of the suspects committing suicide before he could be arrested.