new york democratic presidential hopeful hillary clinton lead republican donald trump dip single digits among likely u.s. voters first time nearly two weeks accord reuters/ipsos poll release friday june 27-july poll show 9.4 percentage point lead former secretary state new york businessman slightly 11.2 point lead previous five-day poll end june 28. clinton maintain double-digit lead roll poll since june 20 recover brief boost trump number wake mass shoot orlando florida renew call ban muslim immigration among likely voters 43.9 percent support clinton compare 34.5 percent trump another 21.7 percent likely voters support either candidate clinton popular among men women young people minorities college graduate people live incomes low high national average trump edge among white people low level education old americans retire lead among people frequently attend church overall voters increasingly side clinton since mid-may two even poll trump expect officially become republican presidential nominee party hold convention another 2-1/2 weeks clinton expect become democratic nominee democrats hold convention week late poll include responses 1,080 likely voters credibility interval measure accuracy 3.5 percentage point clinton lead widen much 14 percentage point past two weeks republican leaders criticize trump opposition international trade agreements string nativist comment hipsanics muslims clinton campaign meanwhile dog allegations mishandle classify email fail protect u.s. diplomats libya secretary state obama first administration deny wrongdoing clinton 's lead trump narrow point reuters/ipsos