Sharapova poses with a smaller replica trophy after defeating Wozniacki in their women's singles final match at the BNP Paribas Open WTA tennis tournament in Indian Wells

Grand slams, not top spot, the lure for Sharapova

By Mark Lamport-Stokes LOS ANGELES (Reuters) - Maria Sharapova rose to number two in the rankings on Monday after her impressive title run at the BNP Paribas Open but says she is motivated much more by grand sl…