new york donald trump chip away hillary clinton lead presidential race week accord reuters/ipsos poll release friday candidates clash respond bad mass shoot modern u.s. history poll conduct monday friday show clinton presumptive democratic nominee 10.7 point lead among likely voters trump likely republican rival november presidential election lead 14.3 point clinton sunday day american-born shooter declare allegiance militant group islamic state kill 49 people gay nightclub orlando florida trump seize attack sharpen security proposals say would block immigration unite state country prove history terrorism america ally elect pledge fine-tune early vow make attack last year paris california ban entry muslims unite state also call measure make difficult suspect terrorists obtain firearms veer republican party general opposition gun control trump comment muslims gun dismay republican elites may cheer voters 45 percent americans say support trump idea suspend muslim immigration 41.9 percent start month accord poll meanwhile 70 percent americans include majority democrats republicans say want see least moderate regulations restrictions gun 60 percent similar poll 2013 2014. clinton focus response orlando attack need boost intelligence gather defeat islamic state call radical jihadist terrorism warn demonize muslim-americans also repeat call tough gun control measure include ban assault weapons usual major attack terrorism jump top concern among adults poll rise economy health care major issue poll five-day average show 45.5 percent likely american voters support clinton 34.8 percent support trump another 19.7 percent support either candidate sunday clinton support 46.6 percent versus trump 32.3 percent reuters/ipsos poll conduct online english adults live continental unite state alaska hawaii political horserace poll include 1,133 likely voters credibility interval measure poll accuracy 3.4 percentage point clinton 's lead trump slip florida shoot reuters/ipsos poll