After the Easter weekend many series are back in full swing. Here's the TV listings for this weekend. Note that the Formula 1 race at Imola is on CBS and not the Speed channel this week.

All times are EST.

Formula 1
Friday, April 21:
Practice - Imola/San Marino @ 8:00AM on Speed

Saturday, April 22:
Qualifying - Imola/San Marino @ 8:00AM on Speed

Sunday, April 23:
Race - Imola/San Marino @ 1:00PM on CBS

Nascar - Phoenix Raceway
Thursday, April 20:
Qualifying - Nextel Cup Subway Fresh 500 @ 8:30PM on Speed

Friday, April 21:
Qualifying - Busch Series Bashas' Supermarkets 200 @ 5:30PM on Speed
Final Practice - Nextel Cup Subway Fresh 500 @ 7:00PM on Speed
Race - Busch Series Bashas' Supermarkets 200 @ 8:30PM on FX

Saturday, April 22:
Race - Nextel Cup Subway Fresh 500 @ 8:00PM on Fox

(no Crafstman Truck Series race this weekend)

Indy Racing League
Saturday, April 22:
Race - Indy Japan 300 @ 12:00PM on ESPN

Rolex Sports Car Series - Virginia International Raceway
Sunday, April 23:
Race - Crown Royal Grand American Racing Series @ 1:00PM on Speed

Links: SpeedTV, Fox Sports, FX, CBS, ESPN.