Clarkson, on his first pre-season training camp with Liverpool's seniors, has been touted as one of the best table tennis players in the squad by Pep Lijnders.
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"I thought I was good and came here thinking, 'Yeah, I can beat anyone.'” the 19-year-old admits to Liverpoolfc.com. “But Mo is a different level, he's in a league of his own.