Police are looking for a gunman who opened fire today in a hospital in the Czech Republic killing four people and seriously injuring two others.

The suspect entered the building at around 7am this morning in the eastern Czech city of Ostrova, police said.

Officers are still hunting for the gunman and have asked the public for help in identifying him.

‘There are four dead and two seriously injured people on the site,’ regional police spokeswoman Pavla Jirouskova told the public Czech Television.

She said the police were still looking for the gunman and the aim behind the attack is not yet known.