Rasmussen chronicles the fall.
Only 28% now have even a somewhat favorable opinion of Trump, down from 39% three weeks ago.
Sixty-six percent (66%) view him unfavorably, compared to 53% in the previous survey.
Some conservatives thought that Obama's release of the birth certificate was a triumph for Trump.
Rush Limbaugh said, at the time:
"... it shows -- and this is going to irritate a lot of people -- what it shows is Trump's ability to connect with average voters in a way that -- well, nobody else had been able to connect on this, nobody else has been able to force Obama to do this."
It's starting to look like the connection is fading.