Baseball Interference Rules
MLB's Torre says "right call" on dispute interference - The San Diego Union-Tribune
What is baseball's obstruction rule? - Missourinet
Defining Catcher's Interference - Little League
What happens to a fan if he or she interfers with a baseball game
Runner interference call costs LSU Tigers a run in Game 2 of College World Series finals
Offensive Interference
Get Out Of The Way Blue! What is and isn't Umpire Interference - Referee.com
Batter-Runner Interference - Baseball Rules Academy
Why Nationals Interference Call in World Series Was Controversial
Catcher's interference record-holder Jacoby Ellsbury continued his reign in ALDS Game 5 | MLB.com
Andrus takes first on catcher's interference - YouTube
MLB Batters Interference - YouTube
Follow Through Interference - Baseball Rules Academy
Defining Interference and Obstruction - Little League
Baseball Interference Rules
Jeffers' Runner's Lane Interference No-Call Highlights Difference in RLI Rules by Level of Play - YouTube
Baseball Rules - Obstruction vs. Interference
Obstruction? Interference? Nothing? You make the call! - Baseball Rules Academy
You Make the Call – Base Coach Interference - Little League
Why some baseball experts think Joe West's fan interference call was wrong - The Boston Globe
In a Bizarre Finish, the Cardinals Stumble Into a Victory - The New York Times
Reds' Nick Senzel is the catcher interference king - Sports Illustrated
MLB playoffs: Was controversial ALCS Game 4 call fan interference?
