Also

* Gilead Sciences Inc. said that an experimental pill combining its HIV treatment Truvada with Bristol-Myers Squibb Co.’s popular Sustiva treatment would be scrapped, but that a second version of the pill would be developed and could be submitted to U.S. regulators for approval by year-end.

* Verizon Communications Inc., the largest U.S. telephone company, added 11 channels from Viacom Inc.’s Showtime Networks to a slate of television programming it plans to start selling in the second half of the year.