NEW : Trains are now running normally , BART says . A BART spokesman says the system was ` ` warned '' to act to protect passengers ' safety . Citing ` ` important fact , '' a spokesman says the system is probing cutting cell service . The Bay Area Rapid Transit system 's action last week drew criticism , including an online attack .
NEW : Trains are now running normally , BART says . A BART official says the system was `` forced '' to act to protect passengers ' safety . Citing `` important issues , '' a spokesman says the FCC is probing cutting cell service . The Bay Area Rapid Transit system 's action last week drew criticism , stirred an online attack .