Conversation so far:
who does pepper potts become in iron man 3
In Iron Man 3, Pepper becomes infected with the deadly Extremis virus, and she uses her temporary new powers to ultimately kill the movie’s villain.
What is the name of the main character in Iron Man 3
In Iron Man 3 Robert Downey Jr. is Tony Stark, the main character in Iron Man.

Question: Is there a fourth movie
Self-contained rewrite: Is there a fourth movie of Iron man