This scene is becoming more common, but still nicely captured by the photographer, Mark Wilson. See images from Obama's second year in office.

Mark Wilson / Getty Images
Members of the audiance take pictures of President Barack Obama as he works the rope line after speaking about health care during the "Health Action 2011" conference on January 28, 2011 in Washington, DC. The Health Action network is a nonprofit, non-partisan organization dedicated to the achievement of high-quality, affordable health care.

