Two collisions were investigated by Holbrook police officers during the period of Nov. 15 – Dec. 5, according to dispatcher reports. At 8:13 a.m. on Friday, Nov. 17, a hit and run collision occurred in the 1500 block of Greer Avenue. The vehicle involved was a black 2022 Chevy Equinox driven by Nycole Gallegos, 32, of Holbrook. According to the report, Gallegos stated that she was turning west onto Greer Avenue when she experienced a sharp pain in her chest, causing her to lose control of her vehicle and strike a residential retaining wall. She left the scene and returned when officers arrived. No citations were issued. At 1:05 p.m. on Monday, Dec. 4, a two vehicle, non-injury collision occurred at the intersection of Navajo Blvd. and Hopi Drive. The vehicles involved were a gray 2012 Dodge Caliber driven by Alycia Pergeson, 19, of Holbrook and a gray 2010 Mazda 3 hatchback driven by Myra Hevel, 19, of Show Low. According to the report, Pergeson was traveling north on Navajo Blvd. in the outside lane and proceeded through a red light at the intersection and struck the passenger side of Hevel, who was traveling east on a green light through the intersection on Hopi Drive. Pergeson was cited for failure to stop at a red light.