gfdbjui

The NFL entered a period of limbo on Saturday when the league imposed a lockout on players after negotiations for a new collective bargaining agreement hit a standstill.

CAPTIONBy Rob Carr, Getty Images

The sides will face off in court this week, with the specter of games being lost later this year to a work stoppage now very possible.

But who is to blame? The owners? The players? Both sides?

Cast your vote in USA TODAY's poll and sound off about who is most at fault in the NFL's work stoppage.