"As President, I will do what is necessary to prevent this threat from spreading to our shores and work every single day to protect the safety and security of our country, our communities and our people," he said yesterday.
Trump said he has spoken to British Prime Minister Theresa May on the horrific attack.
The president that said he has expressed his unwavering support to the US allies in the United Kingdom.
"America sends our thoughts, our prayers and our deepest sympathies to the victims of this evil slaughter and we renew our resolve -- stronger than ever before -- to protect the United States and its allies from a vile enemy that has waged war on innocent life. And it's gone on too long. This bloodshed must end. This bloodshed will end," Trump said.
Islamic State has claimed the responsibility, as per media reports.