Scarlett Johansson, Jeremy Renner and Paul Rudd on lessons they learned as “Avengers,” and fighting real-life injustice

In “Avengers: Endgame,” these superheroes face the fight of their lives, giving everything they have — whatever it takes — to save the world.

Avengers actors Scarlett Johansson, Jeremy Renner and Paul Rudd have taken the lessons learned from Marvel’s most popular franchise to fight real-life battles and injustices.