TV: Aug. 19-21.(motorsports on television)(Brief Article)(Calendar)

Friday, Aug. 19 Formula One practice from Turkey, 7 a.m., Speed (L) USAR Pro Cup Series from South Boston, Va., noon, Speed NASCAR Live from Brooklyn, Mich., 4:30 p.m., Speed (L) ARCA Stock Car Racing from Brooklyn, Mich., 5 p.m., Speed (L) Trackside at Brooklyn, Mich., 7 p.m., Speed (L) NASCAR Nextel Cup final practice from Brooklyn, Mich., 8 p.m., Speed (SD) Saturday, Aug. 20 Formula One qualifying from Turkey, 6 a.m., Speed (L) NASCAR Busch Series qualifying from Brooklyn, Mich., 10 a.m., Speed (L) NASCAR Live from Brooklyn, Mich., noon, Speed (L) ...