▁their ▁attacks ▁on ▁Mrs . ▁So ong ▁Ch ing - ling , ▁the ▁wid ow ▁of ▁the ▁founder ▁of ▁China ' s ▁republic ▁and ▁first ▁President , ▁Sun ▁Y at - sen . ▁ ▁Ch ou ▁informed ▁them ▁that ▁Mrs . ▁So ong ▁( who ▁had ▁part ed ▁ways ▁with ▁her ▁sister ▁So ong ▁Me i - ling , ▁the ▁wife ▁of ▁Taiwan ' s ▁President ▁Chi ang ▁K ai - she k ), ▁had ▁been ▁designated ▁as ▁" a ▁hero ine ▁of ▁the ▁Chinese ▁Commun ist ▁revolution " ▁and ▁that ▁dis res pect ▁to ▁her ▁would ▁not ▁be ▁toler ated . ▁ ▁In ▁addition , ▁Ch ou ▁told ▁the ▁Red ▁Gu ards ▁to ▁halt ▁their ▁violence ▁against ▁Chinese ▁citizens ▁and ▁to ▁quit ▁destroy ing ▁art ▁work , ▁not ing ▁that ▁" objects ▁of ▁no ▁use ▁for ▁China " ▁could ▁still ▁be ▁export ed ▁and ▁sold ▁to ▁pay ▁for ▁technical ▁equipment . ▁ ▁His ▁speech ▁would ▁be ▁published ▁nation wide ▁on ▁September ▁ 1 6 , ▁bringing ▁some ▁control ▁over ▁the ▁violence ▁of ▁the ▁Cultural ▁Revolution . ▁▁ ▁The ▁ 2 4 th ▁World ▁Science ▁F iction ▁Convention ▁( T ric on ) ▁opened ▁at ▁the ▁Sher aton - C leveland ▁in ▁Cleveland , ▁Ohio . ▁The ▁guest ▁of ▁honor ▁was ▁L . ▁Sp rag ue ▁de ▁Camp ▁and ▁the ▁to ast master ▁was ▁Isaac ▁As im ov . ▁K U AM - FM , ▁Gu am ' s ▁first ▁FM ▁radio ▁station , ▁began ▁broadcast ing ▁under ▁the ▁name ▁FM 9 4