The Metropolitan Transit System's brand-new "Copper" Trolley line welcomed riders for its first day up and running on Sunday.

The Copper Line will serve four stations between El Cajon Transit Center and Santee Trolley Station every 15 minutes daily ...

Starting at 5:12 a.m. Sunday, riders may begin using the new Trolley line, serving four stations between El Cajon Transit ...

The new East County Connector Trolley opened Sunday. It serves each station between El Cajon Transit Center and Santee Town ...

The Copper Line trolley will begin serving the two stations between El Cajon Transit Center and Santee Town Center on Sept.

The new trolley line will run between Santee and El Cajon. Officials say it will eliminate a bottleneck that led to delays throughout the system.