By RALPH D. RUSSO (AP College Football Writer) The NCAA and the nation’s five biggest conferences announced Thursday night that they have agreed to pay nearly $2.8 billion to settle a host of antitrust claims, a monumental decision that sets the stage for a groundbreaking revenue-sharing model that could start steering millions of dollars directly to athletes as soon as the 2025 fall semester. NCAA President Charlie Baker along with the commissioners of the Atlantic Coast Conference, Big Ten, Big 12, Pac-12 and Southeastern Conference released a joint statement saying they had agreed to settlement terms.