Charging the mound Charging the mound In baseball, charging the mound is an assault by a batter against the pitcher, usually the result of being hit by a pitch or nearly being hit by a pitch, such as a brushback. The first incidence of a professional charging of the mound has not been identified, but the practice dates back to the game's early days. Charging the mound is the most common initiator of a bench-clearing brawl. Before charging, the batter usually throws his bat and helmet aside so that he may face the pitcher unarmed (it is a very serious breach of baseball
Ground ball/fly ball ratio Ground ball/fly ball ratio In baseball statistics, ground ball-fly ball ratio (denoted by G/F or GB/FB) is a measure of: The related statistic of ground outs-fly outs ratio (denoted by GO/AO), is a measure of: A statistic in baseball that compares the number of "ground outs" (ground ball hits that lead to an out for the batter) to "air outs" (fly balls that lead to an out for the batter), which determines the mix of fielded out types for both batters and pitchers. For each ground out (GO) and air out (AO), both the batter put out and the pitcher