Callum McGregor is Scotland's captain without the armband as Celtic skipper takes on key leadership role
Tom Boyd knows Callum McGregor won’t have an armband strapped to his bicep on Friday night.
Players.bio is a large online platform sharing the best live coverage of your favourite sports: Football, Golf, Rugby, Cricket, F1, Boxing, NFL, NBA, plus the latest sports news, transfers & scores. Exclusive interviews, fresh photos and videos, breaking news. Stay tuned to know everything you wish about your favorite stars 24/7. Check our daily updates and make sure you don't miss anything about celebrities' lives.

Tom Boyd knows Callum McGregor won’t have an armband strapped to his bicep on Friday night.
The widow of a man who “diedin agony” waiting for an ambulance has won a settlement after a nine-year legal battle - and says it proves 999 crews were in the wrong.
Carlos Alcaraz powered into the semi-finals of the US Open on Wednesday as rival Daniil Medvedev battled through a brutal heatwave to join the Spaniard in the last four. Defending champion Alcaraz moved to within one win of a potential dream final with Novak Djokovic with an emphatic straight sets victory over German 12th Alexander Zverev. Zverev had emerged as a dark horse after a marathon five-set win over Italy's sixth seed Jannik Sinner on Monday.
PARIS: Dynamic scrum-half Antoine Dupont will lead France into a home Rugby World Cup with hopes high that he can spark a first Northern Hemisphere victory in 20 years in the sport’s quadrennial showpiece.
Stephen Kenny almost made it to the very end of the pre-match press conference at the Parc des Princes without having to hear about Thierry Henry's left hand.
Fox News Flash top sports headlines are here. Check out what's clicking on Foxnews.com.
Neil Lennon isn't believed to have made it to the final stage for the Hibs job as the Easter Road club prefer other options - with Nick Montgomery still the hot favourite.
LINKOPING, Sweden : Fans of Swedish club Linkoping and England's Arsenal showed their solidarity with Spain player Jenni Hermoso ahead of a Champions League qualifier on Wednesday as the fallout from a kiss in the wake of the Women's World Cup final continues.