倘若你在什么地方被当作凶杀嫌疑犯给抓起来，好用来证明自己不在犯罪现场。
Yes, used to carry punched tickets to prove an alibi if they arrested you for murder somewhere.
警方称疑犯动机尚不明确，并拒绝透露嫌疑犯以及受害人的信息及凶杀的具体细节。
Authorities said a motive had not been determined. They declined to identify the suspect or the victim, and provided few details about the attack.
科尔韦尔说，警方于周四早些时候（凶杀发生后的三小时左右）在巴士上抓获了这名嫌疑犯。
Police apprehended the suspect early Thursday as he tried to escape from the bus about three hours after the attack, Colwell said.
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