A tragic family dispute in Moreno Valley has led to the loss of a life and the arrest of a relative, with the Riverside County Sheriff’s Department announcing the grim details on Friday. The deputies responded to a call at 11:28 a.m. last Thursday, at a mobile home park on Perris Boulevard after an assault was reported. Upon arrival, they found Veronica De La Luz, a 52-year-old resident, unresponsive and with traumatic injuries. She was pronounced dead at the scene by emergency personnel.