Is this the end of the line for the Cain Train?

November 29, 2011, 7:06 a.m.

Herman Cain will try again to right his listing ship Tuesday in a speech at Hillsdale College in Michigan, even as he is dogged by yet more allegations of sexual impropriety—this time from an Atlanta woman who claims she had a 13-year affair with Cain.

But the fact that the speech is in Michigan and not in a state such as Iowa or South Carolina may tell you all you need to know about the ultimate destination for the Cain Train.

After Michigan, Cain moves on to--Ohio. A critical general election state to be sure. A key early battleground for GOP presidential hopefuls? Not so much.

And trouble—the kind of logistical trouble that has hampered Cain throughout his quixotic bid—awaits. The Hill newspaper reported Tuesday that Cain was forced to cancel an event outside of Cleveland over confusion about the site where the event was to be held. The Cain campaign blamed the local mayor, suggesting the candidate was being blackballed because the “political establishment is afraidâ€