GARDEN CITY, Idaho — A motorcyclist is in serious but stable condition after crashing into a tree on Thursday night in Garden City. The crash happened around 9 p.m. on Ustick Road near West 43rd Street, according to the Garden City Police Department. The motorcycle left the road, went onto the center median and hit a tree. The rider was treated at the scene by Boise Fire Department and Ada County Paramedics before being taken by ambulance to a local trauma center. Anyone who witnessed the crash is asked to contact the Garden City Police Department at 208-472-2950 or email STEP@gardencitypolice.org.