Elon Musk, amidst a custody battle with singer Grimes, took his 3-year-old son to the Army-Navy football game. The billionaire shared their experience on social media, cheering for the Army Black Knights. Musk, seen in a casual attire, has been actively involved in his children's lives amid legal disputes. This public appearance is part of Musk's ongoing efforts to secure favorable jurisdiction in Texas for their custody case, highlighting the complexities of their legal battle.