Dolphins sign six practice-squad players to contracts

The Dolphins announced the signing of seven players on Friday, six of whom were on their practice squad a season ago. The six practice-squad players signed were defensive tackle Isaako Aaitui, running back Cameron Marshall, tight end Kyle Miller, tight end/fullback Emmanuel Ogbuehi, wide receiver Ryan Spadola and offensive tackle Jason Weaver. Aaitui, 27, notched…