Circle changeup the index finger on the seam of the ball and the thumb on the side of the ball to "choke" the ball. According to his autobiography, Nolan Ryan also developed his own circle changeup to add another off-speed pitch without having to throw a slider (as sliders are believed to more frequently cause injuries). Circle changeup In baseball, a circle changeup is a pitch thrown with a grip that includes a circle formation, hence the name circle changeup. The circle is formed by making a circle with the index finger, holding the thumb at the bottom of the ball parallel
David Nolan (swimmer) records, 7 state high school records, and was a high school All American. Nolan swam for and graduated from Stanford University. He completed a degree in biomechanical engineering and a minor in computer science. In 2015 he set the American Record in the 200y IM, swimming 1:40.07. The swim was one hundredth of a second faster than the previous record set by Ryan Lochte. He ended his college swimming career with 3 team records, 9 conference titles and 17 All-American honors. In 2014-15 his training focused on speed, whereas during the two years prior were almost pure aerobic training. In