Skip events:
Repeatedly press Action to skip past events during game play. 

Missing one armed man:
In the beginning. go to the left. After awhile, you will see a building. Enter it, and a 
man with one arm missing will be sitting inside. Talk to him and get the key from 
him. Go back out and keep going. After you start walking a short distance, you will 
hear gunshots. Turn around and go back in the building. The man will be missing.