The New York Knicks defeated the San Antonio Spurs in Game 5 of the NBA Finals, winning their first championship in more than 50 years. On Monday, they joined "Good Morning America" to share how they're celebrating. ––– Subscribe to ABC News on YouTube: https://abcnews.visitlink.me/59aJ1G ABC News is your daily source of breaking national and world news, exclusive interviews and 24/7 live streaming coverage. https://abcnews.com Download the ABC News app for the latest headlines and alerts: