At least five people have been killed and more than 10 injured in a shooting at Krakow's Main Market Square. According to local police, a man drove into the busy square and opened fire at random from his car. Police officers shot the suspect, who was subsequently taken to hospital. Authorities are investigating the incident, while Polish Prime Minister Donald Tusk is being briefed by the interior ministry. The suspect's identity, motive and the condition of those injured remain unclear.