The Dolphins today also signed the following five players to the practice squad: cornerback Will Billingsley, wide receiver Jayson Foster, offensive tackle Daren Heerspink, running back Lex Hilliard and tight end Matthew Mulligan. All five were with the Dolphins in training camp this year before being waived on Saturday. Dolphins Awarded Three Off Waivers; Add Five To Practice Squad - NEWS: Top Story Presented by WACHOVIA - MiamiDolphins.com