An offensive tweet about AIDS in Africa created a firestorm over the weekend and ultimately cost public relations executive Justine Sacco her job. Check out eight lives changed by the popular microblogging site.
Former Maryland Gov. Martin O'Malley took a major shot at Hillary Clinton on Sunday, saying the country needs a "new perspective" and "new leadership" in the 2016 election. "Let's be honest here," O'Malley said. "The presidency of the United States is not some crown to be passed between two families."