Nationals ball game cancelled, streets closed for blocks around.
13 dead. dozens injured
But Obama is still going on with his "Latin Festival" at the White House.
Gloria Estefan, Romeo Santos, Lila Downs, Marco Antonio Solis and other top Latin musicians are joining the Obamas
The first lady described Latin music as having "some of the most fun, dynamic, rhythmic melodies" anyone will ever hear.
"Me encanta la musica Latina!" she said, Spanish for "I love Latin music." She added that its "percussive beats and buoyant melodies" come from just about everywhere, including the Caribbean, Mexico, Central and South America, Africa and Europe.
Other artists scheduled to perform during the hourlong program are Ricky Martin, Price Royce, Arturo Sandoval, Raul Malo, Alejandro Sanz and Natalie Cole.
