Rich Benjamin : King would urge President Obama to transform rhetoric into grassroots action . Benjamin : So does Obama . King 's great speeches led a forward-looking movement that still affects society . King 's spirit would urge Obama to rid U.S. of racism , poverty and military conflict , Benjamin says . Comment: King would coax Obama to become a historically transformative leader .
Rich Benjamin : King would urge President Obama to transform rhetoric into grassroots action . Benjamin : King 's great speeches led a forward-looking movement that still affects society . King 's spirit would urge Obama to rid U.S. of racism , poverty and military conflict , Benjamin says . Comment: King would coax Obama to become a historically transformative leader .