Answer:
On page 59, we can see that Dave Jensen broke Lee Strunk's nose.
Step-by-step explanation:
Dave Jensem was fighting violently with Lee Strunk over a canive, as Dave was bigger, older and stronger, he ended up dominating the fight and got full access to Lee's head, throwing it on the ground with force, making the his nose breaks. Even after his nose was broken, Dave kept hitting Lee's head on the floor without a hint of pity.