Video game retailerGameStop Corporation (NYSE:GME) reported second-quarter financial results Tuesday after market close. Here are the key highlights. What Happened: GameStop reported second-quarter net sales of $798.0 million, which missed a Street consensus estimate of $895.7 million, according to data from Benzinga Pro. Net sales were down from last year’s second quarter total of $1.16 billion. The company reported a profit of 1 cent per share, beating a Street consensus estimate of a loss of 9 cents per share. Net sales by segment in the second quarter were the following, with comparable sa…