The trial of a former Costa Mesa priest accused of molesting a 7-year-old parishioner is scheduled to begin Monday.
Denis Lyons, 77, is charged with four felony counts of lewd acts on a child under 14 years old, according to court records.
Lyons is accused of molesting a boy in the church rectory and sacristy at St. John the Baptist Catholic Church in Costa Mesa, according to archived reports from the Costa Mesa Police Department and Orange County District Attorney's office.