He says that he's been trying for months to get in contact with Rihanna, “I leave messages for her but I never hear back. I want nothing more in this world than to see my daughter again and to be part of her life," Ronald told Britain’s Sunday Mirror newspaper. “I speak to my children every day and to have gone so long without speaking to Robyn [Rihanna] is heartbreaking. I am very distressed about it. What makes it all the more sad is our argument was over nothing." [source]
I wonder if she was ever upset about him speaking in interviews about the Chris Brown altercation.