LITTLE ROCK, ARK. -- Do Wesley Clark and Dennis Kucinich have street cred? While nobody is surprised that the Rev. Al Sharpton can hang out with rap moguls Russell Simmons and Sean "P. Diddy" Combs, satirists skewered white candidates for their pop-culture reach at a this week's youth-oriented debate. But young aides for Clark, a silver-haired retired general, and Kucinich, a middle-aged congressman, claim their candidates can have real cache with young voters -- in other words, street cred. Clark spokeswoman Kym Spell said Clark particularly likes OutKast, Atlanta rappers with anti-war lyrics that parallel Clark's opposition to President Bush's...