No Tweeting at White House's Second State Dinner
![](https://media.wnyc.org/i/800/0/c/85/photologue/photos/99998729-sm.jpg)
U.S. President Barack Obama and first lady Michelle Obama welcome Mexican President Felipe Calderón and his wife Margarita Zavala to the White House for a state dinner May 19, 2010.
( Gary Fabiano / Getty )
( Gary Fabiano / Getty )
Produced by Hsi-Chang Lin