Prime Minister Alexis Tsipras called for a prompt investigation into the killing of a prominent lawyer in central Athens on Thursday, in a call to Alternate Citizen Protection Minister Nikos Toskas.

He also expressed his deepest condolences to the family and friends of the victim.

Mihalis Zafiropoulos, son of former New Democracy MP Nontas Zafiropoulos, was shot and killed in his office by unknown individuals.