when does the infield fly rule come into effect
Infield fly rule The current rule came into effect in 1901. It was amended in 1904 to not apply to line drives, and in 1920 to not apply to bunts.[5]
Early flying machines In the 1st century AD, Chinese Emperor Wang Mang recruited a specialist scout to be bound with bird feathers; he is claimed to have glided about 100 meters.[1] In 559 AD, Yuan Huangtou is said to have landed safely following an enforced tower jump.[2]