The Indiana Pacers are preparing for a pivotal Game 6 of the NBA Finals, but uncertainty surrounds their star point guard Tyrese Haliburton, who faces an MRI to assess a suspected right calf strain sustained during Monday’s Game 5 loss to the Oklahoma City Thunder. Haliburton, a key figure in Indiana’s playoff success, is likely to miss the critical matchup at home, with the Pacers needing to win both Game 6 and Game 7 to claim their first championship. The injury occurred in the first quarter while driving to the basket, and although Haliburton downplayed the severity, his team believes it may be more serious. The Pacers have depth but would struggle without his playmaking and clutch shooting, which have been vital throughout the playoffs. If Halibur,ton is unavailable, the team’s chances of victory diminish, as the Thunder now hold momentum heading into the game. …