Here is the sentence relating to my question.
院生たちに慰問に現れた葉子を巡り、再び力石とジョーは拳を交えることに。
1) For the word 「を巡り」, does it mean 'concerning' which similar to the meaning of 「を巡って」?
2) For the word 「ことに] , is it a colloquial short form of 「ことになる」?
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Sign up to join this community1) For the word 「を[巡]{めぐ}り」, does it mean 'concerning' which similar to the meaning of 「を巡って」?
Exactly. 「~~を巡り」 is a little more formal than 「~~を巡って」. Both express the source of dispute (or a fight in this case).
2) For the word 「ことに] , is it a colloquial short form of 「ことになる」?
Precisely. When what is left unsaid is clear to the readers from the context, words are often omitted like that.