Keith Lockhart, longtime conductor for the Boston Pops, tries to set a record for the most people singing “Take Me Out to the Ball Game” at the Hatch Shell on July 4.

Michael Y. McCanna—The Tech

Keith Lockhart, longtime conductor for the Boston Pops, tries to set a record for the most people singing “Take Me Out to the Ball Game” at the Hatch Shell on July 4. Michael Y. McCanna—The Tech