* Putin says Syria violence could reach former Soviet bloc
* Hezbollah denies it received chemical weapons from Syria
* On Chinese TV, Assad criticizes U.S. threat of strikes
By John Irish and Alexei Anishchuk
UNITED NATIONS/SOCHI, Russia, Sept 23 (Reuters) - France's foreign minister said on Monday he expects the U.N. Security Council to agree on a resolution to enforce the chemical ...