Alfred Morris is Mike Shanahan’s latest 1,000-yard back

Reuben Droughns took over in the Broncos' backfield after Clinton Portis was traded and gained 1,240 yards during the 2004 season. Droughns was a third-round pick by the Lions in 2000. (Associated Press)

Reuben Droughns took over in the Broncos' backfield after Clinton Portis was traded and gained 1,240 yards during the 2004 season. Droughns was a third-round pick by the Lions in 2000. (Associated Press)

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