The ex-wife of University of California, Berkeley professor Przemyslaw Jeziorski, who was gunned down in broad daylight in Greece earlier this month, has been arrested.

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 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.