Jeff Passan and Alden Gonzalez break down how impressive Cal Raleigh has been in the first half of the season for the Mariners. (2:00)Open Extended ReactionsSeattle Mariners catcher Cal Raleigh, who leads the majors in homers with 32, said Friday that he will participate in next month's Home Run Derby. This season, Raleigh became the first catcher and first switch-hitter to reach 30 homers before the All-Star break. His father, Todd Raleigh, will pitch to the Mariners star in the Home Run Derby. Cal Raleigh also expressed a hope that his brother, 15-year-old Todd Jr., could serve as the catcher.