Which is the catching hand for the goaltender who had the most shutouts in 1996?
the most shutouts refers to max(SHO); catching hand for the goaltender refers to shootCatch; shootCatch = 'L' refers to lefthand; shootCatch = 'R' refers to righthand; shootCatch = 'null' or 'empty' means this player is good at both left and right hand
SELECT T1.shootCatch FROM Master AS T1 INNER JOIN Goalies AS T2 ON T1.playerID = T2.playerID WHERE T2.year = 1996 ORDER BY T2.SHO DESC LIMIT 1