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.

ATHENS, Greece -- Five suspects implicated in the killing of a University of California, Berkeley professor appeared in court in Athens on Thursday, including his ex-wife, who has denied all charges.

Greek police have charged five people in the case of murdered UC Berkeley professor Przemyslaw Jeziorski, including his ex-wife and her current partner.