SOUTHAMPTON, June 20 -- It couldn't have been easy being Vijay Shankar- surely not before he made his World Cup debut on Sunday. For a man who had featured in only single-digit ODIs until then, and single-digit T20Is too, the allrounder from Tamil Nadu had somehow managed to associate himself with problems more than performances. When someone who had only watched him in his short international career thought of Shankar, they invariably thought of the Nidahas Trophy final; or of Shankar making the World Cup squad in place of a proper batsman in Ambati Rayudu, or of Rayudu's resultant '3D glasses' jibe....