Official synopsis for Chuck season3 finale!

NBC has released the official synopsis for the two-episode Chuck season 3 finale, airing May 24:

THE RING TARGETS CHUCK AND HIS TEAM–SCOTT BAKULA (“QUANTUM LEAP”) GUEST STARS- The Ring is closing in on Chuck (Zachary Levi) and Operation Bartowski. Fortunately, Chuck’s dad Steven (guest star Scott Bakula) is working hard to save his son. Meanwhile, Casey (Adam Baldwin) must secretly protect his daughter from the Ring, and Big Mike (Mark Christopher Lawrence) receives some serious news about the Buy More. Yvonne Strahovski, Joshua Gomez, Ryan McPartlin, Scott Krinsky and Vik Sahay also star.

The two episodes, “Chuck vs. the Subway” and “Chuck vs. the Ring: Part II” will air back-to-back beginning at 8/7c on May 24.

Source: http://chucktv.net/2010/05/08/spoilers-official-synopsis-for-chuck-season-finale/