Getty The Pittsburgh Steelers signed defensive lineman DeMarvin Leal to their practice squad two days after releasing him. The Pittsburgh Steelers have now released former third-round pick DeMarvin Leal two times this season. But Leal’s tenure with the team will continue. The Steelers announced Saturday morning they have signed the defensive lineman to their practice squad. The acquisition occurred two days after the team released Leal from their 53-man active roster. After that release this