Prostate cancer will become the most common cancer in the UK "in the next 15-20 years".
"All the statistics say that prostate cancer is currently the most common cancer among men, it's about as common as breast cancer. Within the next 15-20 years it will be the most common cancer in this country.
"For the majority of the men who have it, they don't have any symptoms. That is the very reason why you need to go to the doctor, particularly when you get close to 50 and see if the test is right for you."
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Mr Trump tweeted that Mr McMaster has done "an outstanding job & will always remain my friend." He said MrBolton will take over on April 9.
The committee wants a more stringent interpretation of air quality laws and for noise estimates to reflect a range of possible flight paths.