President Muhammadu has wrote about his travelling to London for medical followup. See below what he wrote on his official twitter handle;
Tonight I leave for London, to see my doctors. When I came back in March, I hinted that there might be a need to return soon,for a follow-up
I’d like to assure all Nigerians that there is no cause for worry. I appreciate your prayers & kind wishes. May God continue to bless Nigeria
Vice President @ProfOsinbajo will take charge in my absence. Government will continue to function smoothly and efficiently.
We’ve always made it clear that we will do everything in our power to ensure the freedom & safe return of our daughters,& of all BH captives
I have sent the required letters regarding my trip to@NGRSenate and @HouseNGR , in line with Section 145(1) of the 1999 Constitution.
This evening I received 82 of our daughters, who have just regained their freedom after three years in Boko Haram captivity. pic.twitter.com/fy6pEXAOZx