A marquis sign for the Chipotle restaurant in Pittsburgh's Market Square are seen on the glass doors. The restaurant nationwide is struggling to regain customer traffic after an E. coli outbreak and other concerns last year.
A marquis sign for the Chipotle restaurant in Pittsburgh's Market Square are seen on the glass doors. The restaurant nationwide is struggling to regain customer traffic after an E. coli outbreak and other concerns last year. Keith Srakocic The Associated Press
A marquis sign for the Chipotle restaurant in Pittsburgh's Market Square are seen on the glass doors. The restaurant nationwide is struggling to regain customer traffic after an E. coli outbreak and other concerns last year. Keith Srakocic The Associated Press

Lewis Diuguid: Chipotle struggles to get customer traffic it used to enjoy

March 16, 2016 11:05 AM

UPDATED March 16, 2016 07:27 PM

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