S&P 500 Inches Toward Record High Amid Positive Corporate Earnings; US Stocks Follow World Markets Up After Greek Vote

U.S. markets were up in midday trading Thursday as investors welcomed a raft of positive corporate earnings and applauded the Greek parliament's passage of a bailout deal that puts off concerns of an imminent "Grexit" from the eurozone currency bloc. The Standard & Poor's 500 index was nearing its all-time high amid positive earnings reports from Netflix Inc., Citigroup Inc. and others.