Dunkin's America 250 eagle cup sparks collector frenzy as fans race to snag one

Dunkin' is celebrating America's 250th birthday by offering a limited-edition Dunkin' eagle cup, designed with a clear base topped with a sculpted eagle lid.

"Whether you're sipping a vibrant Refresher or a classic iced coffee, this collectible turns every drink into a celebration," Dunkin' said in a news release.

The cup quickly gained traction online. Even before it appeared in stores, Dunkin' announced that guests "may have already spotted the eagle cup taking flight across social...