WASHINGTON - For most of the last century, when Washington was home to a baseball team known as the Senators, presidents typically took center stage on opening day.
Starting with William Howard Taft in 1910 and continuing through
Richard Nixon in 1969, every president threw out at least one opening-day pitch. After the Senators left town, presidents headed north to Baltimore for the duty.
When the capital got a team (the Washington Nationals of the National League) back last year,
President Bush resumed the tradition, taking the pitcher's mound at RFK Stadium...