Tales of Suspense #60

Tony Stark sustained an injury to his heart last issue. Now he cannot remove his Iron Man armor as he needs its power to keep him alive. Happy and Pepper, unaware of Stark's dual identity, believe that Iron Man is responsible for their employer's disappearance and they call for the police. Iron Man flees but is forced to return and battle Hawkeye when he attacks Stark's factory and kidnaps Pepper. Hawkeye escapes. Elsewhere, the Black Widow taken back to Russia by her former employers. Following her rescue, Pepper is less hostile to Iron Man and persuades the police not to arrest him.