(This story has been posted on The Wall Street Journal Online's Health Blog at http://blogs.wsj.com/health.) By Mark Long Here's what's making health news this morning: U.S. Defends Safety of Nation's Beef (WSJ): Officials said the testing regimen for mad cow disease is effective and that a diseased cow found in California was never a threat to the food supply, after Indonesia suspended U.S. beef imports. Cuomo Aims to Salvage Health Pact (WSJ): Doctors led by private-practice specialists in and around New York City fear the governor's effort to overhaul out-of-network medical charges will fall apart without legislation to impose price controls on insurers, while health plans say this would make out-of-network care less affordable. Exposure to Violence in Children Harms DNA, Study Says (Los Angeles Times): Duke University researchers found in a long-term study of 118 pairs of twins published in Molecular Psychiatry that boys and girls exposed to violence had shorter telomeres -- the strands of DNA that cap chromosomes. Shortened telomeres have been linked to susceptibility to disease. CDC: Airline Passenger Didn't Have Monkeypox (Associated Press): Officials said a woman's rash wasn't related to the disease, after passengers on a Delta flight from Detroit were kept from disembarking in Chicago for about three hours. FDA Rejects Amgen's Application for Xgeva (Reuters): The risks of expanding use of the osteoporosis drug to delay the spread of bone tumors in patients with advanced prostate cancer was deemed to outweigh the effect of the proposed new application. AstraZeneca CEO Leaving as Profits Slide (WSJ): David Brennan announced he will retire in June as the U.K. drug maker posted a 44% drop in first-quarter profit. Allscripts Plunges After Chairman, Three Directors Leave (Bloomberg News): The electronic-health-records provider fired its chairman after the board "engaged in extensive deliberations" about company leadership, prompting the three directors who disagreed to quit. -For continuously updated news from The Wall Street Journal, see WSJ.com at http://wsj.com.