Quarterback joins wide receiver Dez Bryant on sidelinesPlayer missed half of 2010 season with same injury
The Dallas Cowboys are 2-0 but their season does not gape bright after Tony Romo left the 20-10 victory over the Philadelphia Eagles with a broken left collarbone.
Related: Patriots dominate Bills while Manziel on top in duel of Heisman winners Continue reading...
Source: theguardian.com