Nasrallah DID NOT say “Sunni radicals”. He said TAKFIRIS

http://www.bbc.co.uk/news/world-middle-east-23724039
“I will go myself to Syria if it is necessary in the battle against the takfiris (Sunni radicals),” Mr Nasrallah said, on his own TV channel.

 

also:

http://angryarab.net/2013/08/17/the-deliberate-distortion-of-the-words-of-hasan-nasrallah-by-western-and-arab-oil-and-gas-english-language-media/

 

What Hezbollah is doing in Syria, II.

“The latter [Hassan Nasrallah] said that instead of waiting for the extremist Islamists to come fight us on our doorsteps here in Lebanon, we decided to choose the time and place of this confrontation, which they initiated.