▁Inter vention ▁International ▁( AA II ) ▁and ▁ad her es ▁to ▁the ▁AA II ▁standards ▁in ▁its ▁community ▁dog ▁work . ▁ ▁References ▁ ▁External ▁links ▁https :// www . dog sf org ood . org / ▁D ogs ▁for ▁Good ▁official ▁website ▁https :// a ai - int . org / ▁Animal ▁Ass isted ▁Inter vention ▁International ▁website ▁https :// ass ist anced og sin tern ational . org / ▁Ass istance ▁D ogs ▁International ▁website ▁http :// www . ass ist anced ogs . org . uk / ▁Ass istance ▁D ogs ▁UK ▁website ▁ ▁Category : Ass istance ▁dogs ▁Category : Aut ism - related ▁organis ations ▁in ▁the ▁United ▁Kingdom ▁Category : Char ities ▁for ▁disabled ▁people ▁based ▁in ▁the ▁United ▁Kingdom ▁Category : Organ is ations ▁based ▁in ▁War wick shire <0x0A> </s> ▁The ▁Who , ▁then ▁known ▁as ▁The ▁Det ours , ▁began ▁performing ▁in ▁mid - 1 9 6 2 ▁in ▁a ▁variety ▁of ▁line - ups ▁before ▁the ▁band ▁members ▁became ▁more ▁settled , ▁along ▁with ▁their ▁roles ▁within ▁the ▁group . ▁ ▁History ▁In ▁the ▁group ' s ▁earliest ▁days , ▁singer ▁Col in ▁Daw son ▁handled ▁lead ▁vocals ▁while ▁Roger ▁D alt rey ▁played ▁lead ▁guitar ▁and ▁P ete ▁Town sh end ▁played ▁rh ythm ▁guitar . ▁With ▁Daw son ▁leaving ▁the ▁group ▁in ▁early ▁ 1 9 6 3 , ▁D alt rey ▁and ▁singer / b ass ist ▁Gab by ▁Con n olly ▁took ▁over ▁lead ▁vocals , ▁although ▁Con