Marsh admits the new responsibility is not alien to the inspirational Scouser having excelled there at international level - but claims he could play anywhere in the side, anyway.
"He's a world-class player," Marsh told Liverpoolfc.com.
"He has played in numerous positions before and it's another string to his bow.
"It's a position that's not new to him as he's played there on a number of occasions, particularly for England, so I think he'll only get better at it."
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