MCCCAMMON, Idaho (KIFI) — Idaho State Police are investigating a chain-reaction collision that snarled traffic on southbound I-15 last Thursday. The crash occurred at approximately 5:20 AM on February 12, 2026, near milepost 50, just north of the McCammon exit. According to an update from ISP investigators, the sequence of events began when a 2017 Honda Accord, driven by a 46-year-old Pocatello man, rear-ended a 1992 Toyota pickup, which was tow…