Marves Fairley pleaded guilty Thursday (May 28) in federal court in Brooklyn, a major development in the widening sports betting investigation that has drawn in gamblers, intermediaries and former NBA figures . During a change-of-plea hearing before U.S. Magistrate Judge Joseph A. Marutollo, Fairley entered guilty pleas to two counts in the NBA case and five counts in a separate suit, including sports bribery, conspiracy to commit wire fraud and wire fraud. In the latter case, he admitted to placing wagers and recruiting and bribing college basketball players to underperform in games in a separate NCAA point-shaving case brought by federal prosecutors in Pennsylvania. Assistant U.S. Attorney David Berman appeared for the government, while Eric Siegle represented Fairley. Court records show Fairley was sworn in before entering the pleas. The court determined he was competent, understood the charges and consequences, and entered the pleas knowingly and voluntarily.…