CORRECTED - Hold Syrian peace talks soon, says U.N. chief

(Corrects dates of alleged chemical weapons incidents in paragraph 16. The Homs allegations date to December and the Aleppo reports date to March. A previous version of this story reversed the months of the two incidents.) By Darya Korsunskaya SOCHI, Russia (Reuters) - A proposed international conference to try to stop Syria's civil war should be held as soon as possible, U.N. Secretary-General ...