As Google, Apple pursue telemedicine, U.S. carriers struggle

Google and Apple Inc. have some bright ideas about the future of health care. Not so long ago, AT&T Inc. and Verizon Communications Inc. had similar ideas: a networked world of devices and services that would revolutionize how medicine is practiced in the U.S. and, in the process, tap into a huge new vein of business. So far, it hasn’t worked out that way for the telecom companies.