The Miami Dolphins hired former Indianapolis Colts offensive coordinator Clyde Christensen as their new offensive coordinator. Jeremiah Washburn was hired as assistant offensive line coach. Bo Hardegree is the quarterbacks coach. Christensen coached Peyton Manning and Andrew Luck. Hardegree was an offensive assistant under Dolphins coach Adam Gase last year and quality control coach for the Denver Broncos in 2014. Washburn was fired as the Detroit Lions' offensive line coach. Follow me on Twitter: @AaronWilson_NFL Aaron Wilson covers the Texans for The Houston Chronicle.