Catalytic converters were stolen from three vehicles parked in Darien commuter lots on May 20 and 21, police said.

A $150 catalytic converter was stolen from a 2000 Jeep Cherokee parked in the Leroy West parking lot on May 20. It was reported stolen around 2:30 p.m.

An $1,800 one was stolen from a 2006 Range Rover at the Squab Lane parking lot May 21. It was reported stolen just before 1:30 p.m.

A converter of unknown value was stolen from a 2010 Land rover parked in the Noroton Heights station on May 21. It was reported stolen around 5:40 p.m.