Burlington, NC-Based Health Care Co Laboratory Corp of America Generated 4Q 2017 Net Income of $709 Mil, Up a Blistering 285% or Up $525 Mil Over the 4Q 2016 Net Income of $184 Mil ....................................................................................... $519 Mil or 99% of the $525 Mil Net Income Improvement From the 4Q 2016 Was From a 4Q 2017 Income Tax Benefit of $519 Mil Resulting From the US Trump Tax Bill, With Its Incredibly Favorable US Tax Debt Forgiveness Feature Not Just Covering All of the $519 Mil, But Also Covering the Repatriation Toll Tax To Boot