MANILA, Philippines – The United Kingdom has advised its citizens from travelling to the Mindanao following Thursday's blast at the Zamboanga City airport.



“There is ongoing terrorist and insurgent activity in the Philippines,” the British Foreign and Commonwealth Office said.



A British national was among the 24 people injured in the blast at the Zamboanga City International Airport.



Charles Macker is married to a Filipina and has been staying in Zamboanga for 12 years.



“We advise against all travel to southwest Mindanao and the Sulu archipelago, and against all but essential travel to the remainder of Mindanao," the advisory added.



Thursday’s blast killed 2 persons, including the alleged backpack bomber, and left 24 others injured.



Among those injured was Sulu Gov. Sakur Tan. With ANC's Dateline Philippines