Related Clues:
- Ernie of birdies
- Transportation options for Blackhawks fans
- Ernie on a green
- P.G.A.'s Ernie
- Monorail relatives
- 2011 Golf Hall of Fame inductee Ernie
- Local pair?
- Kay followers
- Chi-town rails
- P.G.A. Tour Rookie of the Year two years before Woods
- New York and Chicago have the oldest ones in the Americas
- Above-the-street trains
- They're caught in Chicago
- Urban rollers
- Ernie of the PGA, to whom this puzzle could be dedicated