By Mark Fazlollah
The Philadelphia Inquirer
PHILADELPHIA — Amtrak and SEPTA's Trenton lines were closed for three hours early Sunday as firefighters battled a four-alarm blaze in the Frankford section of the city.
A SEPTA spokesman said the fire, which engulfed one building described as a light manufacturing business at Aramingo Avenue and Wakeling Street, started about 6:30 a.m.
4-alarm blaze closes down Philly trains