Greek police have arrested five people over the killing of a University of California at Berkeley professor who was shot dead in an Athens suburb earlier in July, police said.

The ex-wife of a University of California, Berkeley professor who was fatally shot during a visit to Greece earlier this month is among five people who have been charged in his killing, reports say.

Przemyslaw Jeziorski, a native of Poland, was shot on July 4 in Agia Paraskevi, a suburb of the Greek capital of Athens, local media stated