Police arrest Denver cinema shooting suspect

A masked gunman has opened fire at a screening of the new Batman film in the United States.

The gunman is also said to have set off a tear gas bomb during a showing of "The Dark Knight Rises".

Dan Oates, from Aurora Police, in Denver, said a suspect had been arrested.

He said residents living in the same apartment building as the suspect were evacuated following information that there could be explosives there.