May 16, 2012 8:18 am Lightning Sparks Chemical Fire in Bucks Co. A spokesperson for the chemical plant confirms that the fire is out. Fire officials are asking that residents limit their exposure to fumes from the fire. US & World Videos 0:35 Fans of ‘The Office' got to see some of the stars at Fan Expo Philadelphia on Saturday 2:32 Rainy, chilly weather didn't stop many from enjoying festivals throughout Philadelphia 0:29 Driver found safe after carjacking in Delaware 2:23 Teen killed in quadruple shooting in North Philadelphia on Saturday evening 0:39 Teen shot near church in West Philly, two in custody