A medical emergency is believed to be a factor a Friday morning accident at Merced and P streets, police said. According to authorities, Mailo Meza, 87, of Crows Landing, was driving a Ford F-150 westbound on Merced Street when his vehicle left the roadway. The pickup truck sheared off a utility pole, went through a wrought-iron fence into the yard of a home at the intersection, struck the house and crashed through another section of fence before coming to a stop on P Street, police reported. Police said no injuries were reported in the accident.