Pennsylvania Gov. Josh Shapiro and leaders of Philadelphia's mass transit agency said Monday that the system is fully complying with federal orders to take measures to help prevent fires in an aging electric railcar model that is heavily used in its regional rail fleet.

The October order from the Federal Railroad Administration came after federal transportation authorities investigated five fires this year involving the Silverliner IV passenger railcars used by the Southeastern Pennsylvania Transportation Authority, or SEPTA.

Shapiro, a Democrat, said he is sending an extra $220 million in state aid to SEPTA to help it comply with the orders. SEPTA said that, starting Monday, some of the roughly 225 Silverliner IV cars will return to service for the first time since October.

"We ca

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