Cliffs Natural Resources Inc. (NYSE:CLF) posted net earnings of $408 million or $2.92 per share in the second quarter up 56.3%, above last year’s $261 million or $1.92 per share. Earnings missed the Zacks Consensus Estimate of $3.72 per share. Quarterly revenues came in at $1.2 billion, up 52% year over year and also missed [...]