Adviser Investments Assistant Director Megan Higgins has the market analysis for Wednesday, April 17. The S&P 500 index dipped 0.2% while the Dow Jones Industrial Average and NASDAQ Composite each dropped less than 0.1%. Megan discussed the continuing slump for the health care sector, which has faced headwinds from political disagreement on public policy and costs. One example was Abbott Labs, which despite beating first-quarter sales expectations saw its stockA financial instrument giving the holder a proportion of the ownership and earnings of a company. sink about 4% for the day. Pepsi also exceeded earnings expectations in the first quarter, propelling the stock to a 3% advance and a record high.