Kathmandu, June2

According to the police, Four people were killed in a shooting spree at a hospital in Tulsa, Oklahoma.

The gunman is also dead, police said. Authorities believe the shooter's gunshot wound was self-inflicted, Tulsa Police Department Deputy Chief Eric Dalgleish said in the news conference.

While speaking to U.S media (CNN), police capt. Richard Meulenberg told, Several people were also wounded, though no one has life-threatening injuries.