Related Clues:

• Hard court gp.
• Org. for singles?
• Federer and Nadal's org.
• Seeding org.
• Biochemical energy source, for short
• Org. for court pros
• Org. concerned with court proceedings?
• Org. for 67 Across
• Nadal's org.
• Netsters' org.
• Org. associated with 2 Down
• Grp. for 32 Down
• Netmen's gp.
• Concert series with curated lineups: Abbr
• ___ World Tour (sports circuit)