Answer based on context:

Hoping to rebound from their divisional road loss to the Giants, the Redskins played their Week 2 home opener against the New Orleans Saints.  In the first quarter, the 'Skins took the early lead when Shaun Suisham kicked a 22-yard field goal. In the second quarter, Washington increased its lead with Suisham's 36-yard field goal.  The Saints would respond with RB Pierre Thomas's 1-yard TD run and kicker Mart&#237;n Gram&#225;tica's 49-yard field goal.  This score marked the 269th consecutive game in which the Redskins allowed a point, tying the Cincinnati Bengals (1989-2006) for the lonest longest streak ever. In the third quarter, New Orleans increased its lead with QB Drew Brees completing a 19-yard TD pass to WR Robert Meachem.  Afterwards, the 'Skins responded when RB Clinton Portis scored on a 9-yard TD run (with a failed 2-point conversion).  The Saints responded with a Reggie Bush 55-yard punt return for a touchdown. The Redskins were able to mount a fourth quarter comeback by rallying for 14 points in the final stanza. The comeback started with a Clinton Portis 8-yard TD run, and was completed when QB Jason Campbell threw a 67-yard TD pass to WR Santana Moss. With the come from behind win, the Redskins improved to 1-1.

How many yards long was the shortest TD run?
1