Answer:
He is in disbelief. He knows that Quan spends time with bad crowd but he questions himself whether Officer Castillo deserved to die- the officer who wrongfully accused Justyce for no reason and who was biased in his treatment because Justyce was black. He was also confused that whether Quan did really murder officer Castillo or was he accused wrongfully.
Step-by-step explanation:
This questino refers to story 'Dear Martin' written by a teenage boy. It consists of letters written by teenage boy to Martin Luther to tell him about the racial injustice black people faced by legal authorities.