A call to an anonymous tip line created after the 2012 shooting at Sandy Hook Elementary School in Newtown, Connecticut, set off a chain of events that helped thwart a potential Valentine’s Day mass shooting in Indiana,

Police are investigating whether a suspect wanted for the fatal shooting of a woman outside a pub on Valentine's Day may have entered the River Thames. The woman, who was in her 40s, died at the scene of the attack, which happened at the Three Horseshoes on Main Road, Knockholt, in Kent, just after 19:00 GMT on Friday.