In this photo taken Tuesday, Sept. 2, 2009, University Muslim Medical Association Community Clinic family medicine physician Linh Vuong, right, checks vital signs of high school student Ericka Millan,15, at the UMMA Community Clinic in Los Angeles. American Muslims want to ensure that they can fulfill "zakat," or obligatory charitable religious giving, following zakat pledge by President Barack Obama. (AP Photo/Damian Dovarganes)