Former U.S. Rep. Anthony Weiner jolted the New York City mayoral race on Tuesday, admitting that at least some of the new, sexually charged online exchanges posted on a website and attributed to him were, in fact, his.

"I said that other texts and photos were likely to come out, and today they have," Mr. Weiner said in a news conference where he was joined by his wife, Huma Abedin. "While some things that have been posted today are true and some are not, there is no question that what I did was wrong."

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