Chipotle store in Billerica closed on norovirus fears

BILLERICA – A Chipotle restaurant closed after four employees said they were feeling ill and one reportedly tested positive for a norovirus. The closure comes as Chipotle fights to win back customers with stepped up marketing following a series of food scares that sickened customers around the country. Chipotle Mexican Grill Inc. has said it's instituting a number of food safety procedures to ensure that such incidents don't happen again. That includes reminding workers they have three paid sic

BILLERICA – A Chipotle restaurant closed after four employees said they were feeling ill and one reportedly tested positive for a norovirus. The closure comes as Chipotle fights to win back customers with stepped up marketing following a series of food scares that sickened customers around the country. Chipotle Mexican Grill Inc. has said it's instituting a number of food safety procedures to ensure that such incidents don't happen again. That includes reminding workers they have three paid sic…