Dodgers fan pulled switcheroo after catching a 'hated Padre' homer. Why did he keep the ball?

Via: Los Angeles Times

Dodgers fan Renan Zuniga was caught on national TV pulling a switcheroo with a home run ball hit by Padres' Manny Machado. The ball was important to.....

Note: The content at the destination link is not affiliated with or endorsed by DailyDodgers.com.