Chris Brown, Rihanna Involved in Two Previous Incidents "Related to Domestic Violence"

Chris Brown was involved in two unreported incidents "related to domestic violence" with Rihanna prior to their February encounter, according to a probation report.

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The report, filed for Brown's Tuesday sentencing and obtained by CNN, said the first incident occurred in Europe three months before the Feb. 8 attack when the couple got into a "verbal dispute." Rihanna slapped Brown, who responded by shoving her into a wall, the report said.The second incident occurred in January in Rihanna's native Barbados, according to the report. While driving in a rented Range Rover, the two got into an argument, the report said. Brown got out of the car and broke the driver and passenger side windows, according to the report. No one was injured and the incident was not reported.

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TVGuide.com's calls to Brown's and Rihanna's lawyers were not immediately returned Wednesday.Brown, 20, was sentenced Tuesday to five years of probation and six months of community labor for the February incident. He must also complete a year-long domestic violence program, and cannot contact or come within 100 yards of Rihanna for the next five years.