Trump brings hope for GOP in Ohio: leads Hillary in Ohio, Quinnipiac poll, April 27-May 5, 2016. Ohio is must-win but Romney and Paul Ryan lost Ohio in 2012, and McCain lost it in 2008

.
April 27-May 5, 2016, 1045 Ohio registered voters, live interviews via landline and cellphone, 3% error margin

5/10/16, "May 10, 2016 - Clinton-Trump Close In Florida, Ohio, Pennsylvania, Quinnipiac University Swing State Poll Finds," Quinnipiac University

Q. 1, Ohio, if presidential election held today?

Trump 43
Clinton 39

Q. 11, Ohio, better handling the economy?
 
Trump 52
Clinton 40

=================

Q. 12, Ohio, better handling terrorism?

Trump 48
Clinton 43

=============
.............

Below, in 2012 Romney and Paul Ryan lost Ohio by 166, 272 votes.

Above, Nov. 2012 final Ohio results Romney v Obama, Real Clear Politics chart

Added: "2012 Presidential General Election Results," uselectionatlas.org 

In 2008 in Ohio, McCain lost 46.9 to Obama's 51.5, a total of 262,224 votes

Aug. 29, 2008-McCain names Palin his running mate. 

Sept. 24, 2008: McCain suspends his campaign to deal with TARP and bailout crisis

................