Possible Clues:

• People in a picket line
• Sign-holders demanding a raise
• Ronaldo and Harry Kane are among the best
• They're not working with the attackers
• They're not working in swinging skirts going around the ward
• Keane and Long not working together
• Picket-sign carriers
• They won't work for seniors holding a kid's cycle
• More than one 5 across, according to the bard, on the picket lines?
• Some soccer players