J-Gar on the Hill Wednesday. (Leigh Vogel/GettyImages)

Jennifer Garner emerging from the Jefferson Hotel downtown Wednesday morning, immaculate in a white sheath dress, shoulder-length hair down. The star was making her latest in a series of celebvocate visits for Save the Children — this time a press conference with Sens. Barbara Mikulski and Bob Casey touting a bill to get every kid into pre-school. She should just move here, right? And sure, bring Ben Affleck, whatever.