The Chatter for Sunday, July 28 Preet Bharara, the top federal prosecutor in Manhattan, after authorities announced criminal charges against SAC Capital Advisors, including four counts of securities fraud and one count of wire fraud. I have absolutely no doubt that with cheaper research comes greater risk. Eric G. Campbell, a professor of health care policy at Harvard Medical School. Executives at the British drug maker GlaxoSmithKline were warned nearly two years ago about problems with the way the company conducted research at its drug development center in China, an internal audit found. Drug research is less expensive in China than in some other countries. Soon we'll have more revenue on mobile than desktop. Mark Zuckerberg, founder and C.E.O. of Facebook, which said that it had increased its mobile advertising from virtually nothing a year ago to 41 percent of its total ad revenue of $1.6 billion in the second quarter. It's a real challenge not to use salt, fats and sugar. Kristopher Plummer, better known as Chef Plum from his appearances on the Food Network and "The Taste" on ABC. He is on a team that is working to improve the nutritional quality of PepsiCo's food products without losing recognizable flavors.