US STOCKS-Wall St gains with focus on Nvidia's high-stakes results

Nvidia gains ahead of quarterly results * Sports retailers fall on Foot Locker’s dour forecast * Peloton drops on missing positive cash-flow target * Indexes up: Dow 0.25%, S&P 0.52%, Nasdaq 0.82% (Updated at 9:56 a.m.ET/ 1356 GMT) By Amruta Khandekar and Shristi Achar A Aug 23 (Reuters) – Wall Street’s main indexes rose on […]