News roundup: BR casino winnings down 6.7% in April … Fine line seen in US spying on companies … Obama administration wants airlines to disclose fees on bags, carry-ons and seats

At the boats: Baton Rouge's three riverboat casinos collectively won $22.7 million in April, which is 6.7% less than the $24.3 million they won in April a year earlier. Though it had the lowest total …