Mother, son from Olean sentenced in Clarksville murder

Richard Mosher III

A mother and son from Olean were in Allegany County court today where they were sentenced after first being charged with a town of Clarksville murder. Richard D. Mosher III, 38, of Olean was sentenced to 20 years in prison after pleaded guilty to 1st degree manslaughter, he was initially charged with murder. On January 31, 2017, Mosher fatally shot Royce Chapman in the chest with a shotgun at Chapman's home on County Road 40.



Lana Joseph

His mother, Lana M. Joseph, 52, of Olean was sentenced to time served (19 months) after pleading guilty to felony tampering with physical evidence. She was also initially charged with murder. District Attorney Keith Slep said Joseph removed weapons and altered the scene at Chapman's home in an attempt to conceal evidence. Police described Chapman as Joseph's ex-boyfriend.