Reward offered byslain man’s friendsINDIANAPOLIS (UPI) - Areward fund has been established by friends of Richard E. Zimmer, an Indianapolis businessman slain last week.Zimmer’s body was found Friday beside his car, parked in a south side field.Michael E. Ridenour, a friend of Zimmer, said $250 has been collected thus far and he hopes the reward fund will reach $1,500. The money would be paid for information leading to arrest and conviction of the killer.