Oakland police are investigating a home invasion robbery and assault this afternoon that sent a victim to a local hospital with moderate injuries. The robbery and assault were reported at about 2 p.m. at a home inthe 300 block of Catron Drive, according to police. The victim was assaulted and suffered lacerations in the attack, police said. Police could not confirm the type of weapon used in the assaultor what property was taken by the suspects. No arrests have been made and no suspect information was immediately available, according to police.