How Trump's signature issue fell off voters' radar

Immigration — the issue that helped propel Donald Trump to the presidency and rally his supporters over the past decade — has become an afterthought for voters.Why it matters: It's another ominous sign for Trump and the GOP heading toward November. What was once a rallying cry for the party is losing salience with voters across the spectrum — and harsh crackdowns have even made it a liability among some Republicans."On net, Republicans win out as the more trusted party on only two topics, and it's border/immigration [and] crime and safety," said Avery James of Echelon Insights, a Republican po