A U.S. District Judge in Oregon has blocked a $25 billion-bid by supermarket giant Kroger to take over rival Albertsons after ruling that the Federal Trade Commission's concerns about the merger's impact on market consolidation were valid. Judge Adrienne Nelson said Tuesday afternoon that a merger between the two companies would end up harming consumers. The two companies "engage in substantial head-to-head competition and the proposed merger would remove that competition," Ferguson wrote. As a result, the proposed merger would likely to lead to outcomes that "unilaterally" harm consumers, and is thus "presumptively unlawful. " Judge Ferguson also ruled the...