E.I. DuPont de Nemours & Co (DD) reported a drop in its second-quarter net income. The company’s quarterly net profit fell to $1.03 billion , or $1.11 per share, from $1.17 billion , or $1.23 per share, in the year-earlier quarter. Adjusted operating earnings came in at $1.28 per share. Its revenue declined to $10 […]