The marketing blitz for Avengers: Endgame is well underway, which means six of the stars went on Good Morning America where they also showed off the first clip from the upcoming superhero epic. In the clip, the characters hatch their scheme to acquire the Infinity Stones and undo the Thanos’ snap, but during their conversation, Rhodes (Don Cheadle) asks where Captain Marvel (Brie Larson) has been all this time. She explains that Earth isn’t the only planet that needs protecting, and, in case you didn’t know, it also has a wealth of superheroes already. This ties back to …