Not long ago, the first lady planted the first seeds for the White House's own organic garden. Now the Obamas want to expand the idea to set up a farmers market just outside the White House. One aim of the market will be to help local farmers deliver fresh produce to D.C. school cafeterias, to encourage kids to make healthier choices in their diet. The president announced the plan at an interactive health care strategy meeting yesterday:"When it comes to food, one of the things that we are doing is working with school districts...Let's figure out how can we get...