The Sunday newspaper quotes Fenty as saying, "all I have been seeing is the Internet reports. I am waiting on her to call me."
Fenty also complained that tabloids have been misquoting him.
A Los Angeles police affidavit alleges that on Feb. 8, Brown punched, bit and choked Rihanna until she nearly lost consciousness.
Brown's arrest prompted a retreat into secrecy for the singers. He has been charged with two felonies.
Rihanna, 21, is known for "Umbrella" and other hits.
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