Earnings and labor market data take center stage on Wednesday, October 5. Monsanto (MON) and Constellation Brands (STZ) - Get Report release earnings before the markets open. While Yum! Brands (YUM) - Get Report unveils its quarterly results after the markets close. On the economic calendar, the ADP Employment Report for September is released at 8:15 a.m. EDT - the report is expected to show private employers created 170,000 jobs during the month, compared to 177,000 in August. International trade data for August is out at 8:30 a.m., while the EIA Petroleum Status report is released at 10:30 a.m. Federal Reserve officials Neel Kashkari and Jeffrey Lacker are speaking at various events Wednesday. TheStreet's Scott Gamm reports from Wall Street.