FDA admonished device manufacturer Abbott for failing to establish and maintain procedures for correcting cybersecurity risks in its Merlin@home transmitter -- which it knew about in 2014 -- and for problems with premature drained battery life in its implantable cardiac devices, and warned of possible enforcement action if the problems aren't fixed. The agency has faced pressure from lawmakers to step up efforts to prevent cyber attacks on medical devices following reports last year of cyberattack vulnerabilities in cardiac devices,...