One collision was investigated by Snowflake-Taylor police officers during the period of Jan. 4-10, according to dispatcher reports. At 1:58 p.m. on Thursday, Jan. 5, a two vehicle, non-injury collision occurred on Highway 77 and Concho Highway in Snowflake. According to the report, Dennis Williams, 58, of Holbrook was driving a semitruck and was cited for making an unsafe lane change after making an improper U-turn, causing a collision with another semi-truck.