Sentence 1: Liz was a mother of 2 kids. 
 Sentence 3: Liz received a call late that night that her child was in an accident 
 Sentence 4:  A drunk driver hit the car her child was in 
 Sentence 5:  Liz made it her life's mission to fight against drunk driving 
 Given Sentence 2: I didn't understand why I had to go.