BLOOMFIELD, Conn.--(BUSINESS WIRE)--Cigna Corporation (NYSE: CI) today announced preliminary financial results for the second quarter 2015. Consolidated revenues in second quarter 2015 are expected to be approximately $9.5 billion, an increase of 9% over second quarter 2014, reflecting growth in Cigna's targeted customer segments. Cigna's adjusted income from operations1 for second quarter 2015 is expected to be at least $650 million, or at least $2.50 per share, compared to $559 million, or $2