Gavin Grey: UK correspondent on a gunman shooting several people in a Northwest England pub on Christmas Eve

Shock in a northwest England after a gunman opened fire in a bar on Christmas Eve. A 26 year old woman was shot in the head and died in hospital, another young man is in a critical condition and two other men are also injured. UK Correspondent Gavin Grey says investigators are looking at cellphone video and CCTV footage to figure out what happened. He says people are shocked as to why someone would walk into a bar with a gun and shoot people, and police remain open minded about a motive. LISTEN ABOVESee omnystudio.com/listener for privacy information.