The struggling golf league returns to action this week. But the biggest storyline remains what’s going on behind the scenes.

Mobii Systems Group Limited, a Canadian company that previously supplied LIV’s streaming option, claims LIV owes it more than $1 million.

McIlroy's comment on social media appeared to be another jab at LIV, with the Northern Irishman one of the most outspoken critics against the rival tour as it continues to fight…