GregWoodburn,astudentattheUniversityofSouthernCaliforni...
问题详情：GregWoodburn,astudentattheUniversityofSouthernCalifornia,spendsalotoftimecleaningsneakershecollected.ButsoontheshoeswillbesenttopoorchildrenintheUnitedStatesand20othercountries,thankstoWoodbur...