Cigna CEO David Cordani says the individual market created by the 2010 health law would be better off if insurers were given more flexibility in designing coverage, as well as a more compressed, focused open enrollment period. Just days after UnitedHealth Group’s CEO said their move into the new marketplace was a mistake, Cordani reaffirmed that Cigna remains committed for 2016, although the firm is so far losing money on that business.