If there is a path to the White House for Donald Trump, it almost certainly will follow roads like Interstate 75, 80, and 94 that rumble through the big battleground states across the Rust Belt.
Large Rust Belt prizes such as Ohio, Iowa, Michigan, Pennsylvania, and Wisconsin would be indispensable for any Trump general-election bid because they offer him the best chance to tip states primarily by widening the GOP advantage among the blue-collar white voters who have keyed his advance in the Republican primaries. CONT.
Ronald Brownstein, The Atlantic