The Miami Hurricanes relieved defensive coordinator Lance Guidry of his duties on Tuesday.Head coach Mario Cristobal made the announcement three days after the No. 13 Hurricanes (10-3) fell 42-41 to No. 18 Iowa State (11-3) in the Pop-Tarts Bowl in Orlando, Fla.Miami dropped three of its last four games following a 9-0 start, also falling 28-23 at Georgia Tech on Nov. 9 and 42-38 at Syracuse on Nov. 30.Guidry, 53, just completed his second season as the defensive coordinator for the Hurricanes after serving in the same role at Marshall, Southeastern Louisiana, McNeese State and Western Kentucky.