First responders novels

Navy Captain Wes Masters, newly posted to head the White House Medical Unit, is a physician with only one patient, but her job is twenty-four/seven. Her charge is simple—protect and preserve the well-being of the most powerful man in the world—the president of the United States. As the First Physician, Wes must travel by President Andrew Powell's side, in the hot zone, with everything she needs to save his life if he is injured or falls

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"Gillian "Gem" Martin is the lead biologist at a wildlife sanctuary on the Northeast coast and head of the Wildlife Emergency Response Team called in when catastrophes, man-made or natural, threaten the endangered species she studies. Austin Germaine is a troubleshooter, the hired gun for a big oil company, whose job is to help contain leaks and prevent media coverage of a pending disaster until the danger can be eliminated. If it can be. When Gem...