Every Major League Baseball team will expand netting to protect fans from foul balls
Foul ball - Wikipedia
Baseball and Softball Fair and Foul Territories Simplified
Baseball Fair and Foul Balls with Diagrams
After foul ball injures young girl, baseball confronts a dillemma | CNN
Baseball rule help: a baseball that passes the base in fair territory is considered fair, but a ball that lands foul is foul. What's the call on a ball that follows this