Chipotle Mexican Grill locations in Reno and Sparks were among the restaurants affected by malware that stole credit card information at point of sale cash registers. The businesses at 6395 S. McCarran Blvd. and at 1560 E. Lincoln Way were affected from May 25 to April 18. The restaurant at 5144 Mae Anne Ave. was affected from March 27 to April 18. Chipotle did not say how many customers were affected.