 Even though Americans are traveling more, that's not translating into higher profits. One of the major airlines, Atlanta-based Delta, says it saw its second quarter profits fall by 29 percent, in part due to higher costs and discounts on base level fares. Delta says for the three months ending in June, it earned $1.31 billion, down from $1.83 billion last year. A mixed close on Wall Street today. The Dow was up 32 points. The Nasdaq fell 364 points. You're listening to NPR.