Related Clues:

• Photographer's setting
• Mercury, for one
• Ford or Lincoln
• Jam component?
• Part of NASCAR
• Biography input?
• Pilot's setting, perhaps
• It can get into a jam
• 21-Across, e.g.
• Prefix with mate or graph
• It can be in a jam
• Showroom display
• Self-starter?
• Mobile leader
• Type of insurance