The document provides a summary of key events in Act 3 of Arthur Miller's play "The Crucible". It describes how Giles Corey tries unsuccessfully to convince the court that Martha Corey is innocent of witchcraft accusations. Mary Warren reveals that the girls' accusations are false but is disbelieved. Proctor admits to his affair with Abigail in an attempt to undermine her credibility. Elizabeth lies to protect Proctor's reputation, but Abigail turns the court further against Proctor through hysteria and manipulation of the girls. Hale resigns from the court in disillusionment.