Here are 5 drivers to keep an eye on as IndyCar hits the streets of Washington for Freedom 250 Grand Prix

The NTT IndyCar Series is set to hit the streets of Washington, D.C., for a once-in-a-lifetime racing spectacle to celebrate the United States' 250th anniversary.

There will be a lot of eyes on this race, with more than a few of them tuning into IndyCar for the first time since the Indianapolis 500, or maybe even ever.

No shame if that's you (although, seriously, you're missing out), but to get you up to speed, here are five drivers you might want to keep an eye on when the race gets...