<!–start johnson (100) image–><!– end johnson (100) image–>Four months ago the truly diehard Trojans fan knew that Patrick Johnson was one of the top players in the class of 2008. After his literal and figurative arrival to the University of Southern California for a summer camp, every single USC fan now salivates at the thought of bringing down the one remaining wall that has yet to be breached by Pete Carroll and his staf