New Chargers kicker Koo causing a sensation

Chargers kicker Younghoe Koo stands on the field during an NFL football training camp practice at StubHub Center in August. (Jae C. Hong / AP)While Younghoe Koo sat in his bed watching college football Saturday morning, his phone rang. As a player on the roster bubble, his heart sunk.

He leaned over and saw it was just a friend, took a deep breath and went back to trying to distract himself from the gravity ahead.

By the time rosters needed to be finalized, though, Koo found out he’d won the Chargers’ kicking job as an undrafted free agent, beating out Josh Lambo in a tight competition.

And shortly after everyone found out he’d won the gig, phones started to ring again.

Koo, a trick-shot master…