Possible Clues:

• Lap indicated by a white flag
• Word that can precede the first parts of 17- and 55-Across and 11- and 33-Down
• Big game found, if not actually lions initially
• Europe's 'The ___ Countdown'
• What all sales are?
• Not to be altered
• The French provided upset surrounding northern match
• Placement test?
• Seems that AFL is enough to make it last