..the mlb regular season is taking a short break..during this break they conduct their annual all-star game & home run derby..american league vs national league..

..the american league was founded in 1901 to challenge the national league's monopoly on professional baseball..a fierce rivalry was born that continues to this day..the home team in the world series is determined by the winner of the all-star game..

..the home run derby is an event played prior to the major league baseball all-star game..it is a contest among the top home run hitters in major league baseball..to determine who can hit the most home runs..