When investors, for example, wanted to know how Congress would weigh in on the proposed merger between Express Scripts Inc.

WSJ: Inside Capitol, Investor Access Yields Rich Tips

For a few days in March, Barrett Toan, the scholarly ex-Missouri welfare official who runs Express Scripts, Inc.

FORBES: Script doctor

Among the largest underlying components of XLV, in trading today Express Scripts Holdings Co ( NASD: ESRX) is up about 0.3%, Medtronic, Inc. ( NYSE: MDT) is down about 0.4%, and Baxter International Inc. ( NYSE: BAX) is lower by about 0.8%.

FORBES: Notable ETF Outflow Detected - XLV, ESRX, MDT, BAX