Specialist Thomas McArdle (left) works with traders at the post that handles Dow Chemical on the floor of the New York Stock Exchange. If a proposed merger goes through, Dow's and DuPont's respective shareholders would own about half of the new entity.
Massachusetts, where this Walgreens outlet is located, is one of the three states where the chain is most concentrated. Regulators could force the company to divest itself of some stores, if its merger with Rite Aid wins approval.
"I was scratching my head," one analyst says of news that AT&T will acquire satellite TV company DirecTV for $48.5 billion in cash and stock, or $95 per share. Analysts are mixed in their reactions to the deal.
Seth Perlman, Reed Saxon/AP