4 killed in shooting at Tulsa medical building, shooter dead

Seam Murphy and Terry Wallace /AP / ASSOCIATED PRESS

A gunman carrying a rifle and a handgun killed four people Wednesday at a Tulsa medical building on a hospital campus, police said, the latest in a series of deadly mass shootings across the country in recent weeks.

Tulsa Police Department Deputy Chief Eric Dalgleish confirmed the number of dead and said the shooter also was dead, apparently from a self-inflicted gunshot wound.

The spate of recent gun violence across the country, including the killing of 19 children and two teachers at a Texas elementary school eight days ago by an 18-year-old gunman carrying an AR-style semi-automatic rifle, has led to Democratic leaders amplifying their calls for greater restrictions on guns, while Republicans are emphasizing more security at schools. Read more here.