act 4 sc 1: 2nd prophecy Macbeth visits witches. report that macduff has fled to England
act 4 sc 2: 2nd prophecies are
1, beware of macduff?
2, none of woman born shall harm macbeth
3, macbeth shall nvr vanquish be (killed) until great brinam wood to high dunsinane hill shall come aganist him
act 4 sc2: lady macduff and son are slain
act 4 sc 3: only sc in england. macduff meets with malcolm. malcom test macduff's loyalty. macduff learns if the death if his family and pledges revenge
