Man sentenced to jail for switchblade, drug possession. #MasonCountyCrime By Allison Scarbrough. Editor. LUDINGTON — A 23-year-old Ludington man was sentenced to serve 104 days up front of a one-year discretionary jail term in 51st Circuit Court Tuesday, Nov. 14, for convictions of possession of a switchblade and possession with intent to deliver alprazolam. Ricardo Serna, whose address is listed…