Not even a default by a rich European nation could knock stock markets off track for long.A day after Greece missed a critical debt payment to the International Monetary Fund, markets were back in the green, gaining back significant ground after the selloff earlier this week. European markets were broadly up 2 percent, while Asian markets surged with the exception of China. At home, the Dow Jones industrial average climbed 138 points to end up 0.8 percent at 17,758.Read full article