Carrie Underwood sued, Avengers Re-Assemble, and more in What’s Poppin’

Topics in today’s What’s Poppin’:

Carrie Underwood and the NFL are facing a lawsuit.

The “Jeopardy!” champion who won more than two million dollars is honoring the host of the game show.

Marvel released a new version of the last movie of the franchise with an end-credit scene and other surprises, hitting theaters next weekend.