FOREST HILLS, Queens (WABC) -- A 23-year-old man was shot and wounded overnight during an altercation in a traffic jam.Police are investigating a 3:40 a.m. shooting on the Metropolitan Avenue entrance ramp to the westbound Jackie Robinson Parkway.The shooting occurred Saturday morning between two drivers who got into an argument while they were in backed-up traffic caused by a nearby accident, according to the New York City Police Department.A 23-year-old man was taken with a non-life threatening injury to Brookdale Hospital.There were no details on the shooter, police said.Police conducted a ballistics search in the area. The road was temporarily closed, but reopened during the morning.The Metropolitan Avenue ramp remained closed for the ongoing police investigation.