Stock futures up despite debt ceiling talks and mixed market performance.

Stock futures rose as investors remain confident about progress in the ongoing debt ceiling debate and digest a better-than-feared first-quarter earnings season. Shares of Deere & Company rose in pre-market trading as the company raised its profit outlook for the fiscal year, while Foot Locker shares tanked, falling more than 20% in pre-market trading as the footwear retailer slashed its full-year guidance for earnings per share.