Taj Gibson had 18 points and 10 rebounds to lead USC to its seventh-straight home victory Sunday, a 70-58 win over Charleston Southern.The freshman Gibson, who leads the Pac-10 in rebounding, went 7-for-10 from the field and had his fifth double-double of the season.<br><br><a href='http://www.usctrojans.com/sports/m-baskbl/recaps/121706aaa.html' target='_blank'>http://www.usctrojans.com/sports/m-baskbl/recaps/121706aaa.html</a><br><br>