March 15 (Reuters) - Cigna Corp:
* CIGNA SAYS JANE HENNEY, INFORMED CO ON MARCH 12, OF HER INTENTION TO NOT SEEK RE-ELECTION AS A DIRECTOR - SEC FILING
* CIGNA - HENNEY WILL NOT STAND FOR RE-ELECTION AS SHE IS LEAD INDEPENDENT DIRECTOR OF AMERISOURCEBERGEN, CIGNA'S PROPOSED DEAL WITH EXPRESS SCRIPTS Source text (bit.ly/2FJebTP) Further company coverage: (Reuters.Brief@thomsonreuters.com)