UsMagazine.com cited Wednesday unnamed friends of Bonnouvrier as confirming the breakup.
"They've split for now," one insider told the Web site, adding things are "transitional and ever changing" when it comes to the pair's relationship.
"It's been a while [since they split,]" a second friend of Bonnouvrier told UsMagazine.com.
No reason was given for the breakup.
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