Brother Sami Zaatari is an American of Palestinian-Iranian descent, Zaatari is a writer, and a public speaker who has taken part in public events of inter-faith and inter-community discussions. Zaatari also holds an MSc in the field of Middle East Politics. He contributed articles to PalestineChronicle.com, Answering-Christianity.com and of course on his own website Muslim-Responses.com.
Check the links above, they inlcude debates with notorious Christian debaters like Sam Shamoun (Palestinian Christian) and rebuttals to the Ex-Shia Rafidite, Ali Sina.
Needless to mention that Sami Zaatari is a Sunni Muslim and not a Rafidi, just like Baba Ali (Youtube). By the way, this is Sami’s Youtube channel >>>