WSU opponent first look: No. 5 USC has the nation’s second-longest unbeaten streak

Southern California quarterback Sam Darnold throws during the first half of an NCAA college football game against Texas, Saturday, Sept. 16, 2017, in Los Angeles. (AP Photo/Mark J. Terrill) LAC102 LAC102

What to look out for as the Cougars welcome No. 5 USC to Martin Stadium on Friday in a nationally televised clash of top-25 unbeatens.

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