USC gets more special teams firepower from the transfer portalby:Erik McKinney•about 23 hours•ErikTMcKinneyRead In AppUNLV Rebels kicker Caden Chittenden (45) follows the flight of his field goal against the San Jose State Spartans during the first quarter at CEFCU Stadium. (D. Ross Cameron-Imagn Images)The USC Trojans have added two impactful specialists via the transfer portal this offseason as Lincoln Riley grabs a kicker and punter.