Czech police posted a photo of the alleged shooter in the hospital

Žádáme veřejnost o pomoc při pátrání po pravděpodobném podezřelém. Zároveň vyzýváme k maximální možné obezřetnosti. pic.twitter.com/TKzL0PZe4T

“We ask the public to help find a likely suspect. We also call for maximum caution, "the report said.

Earlier, Czech police reported shooting in a hospital in Ostrava.

According to the agency, at least four people were killed, two more were injured.

Police are looking for a 180 cm tall man in a red jacket.