Police activity that closed the Memorial Park Station in Pasadena concluded at 3:17 a.m. this morning. Delays of up to 20 minutes affected the Pasadena segment of the Gold Line from Del Mar to Lake stations. A bus bridge transported passengers to either destination and trains had to share a track to bypass the incident train held at the station. The Memorial Park station was reopened  by 4 a.m. in time for the start of service on Saturday morning.