A BRIT teenager dubbed "God's influencer" who died aged 15 has become the first millennial saint after performing a slew of miracles.

London-born Carlo Acutis, who died from leukaemia in 2006, was canonised in a highly-anticipated ceremony led by Pope Leo in front of tens of thousands of worshippers .

Carlo’s canonisation was approved by Pope Francis last year after a second miracle attributed to Carlo was approved by the Vatican.

His much-awaited canonisation on Sunday now puts him in the same ranks as Mother Teresa and Francis of Assisi.

The awe-inspiring open-air Mass in St. Peters Square was attended by tens of thousands of devotees from around the world.

In the first saint-making Mass of his pontificate, Leo also canonised another popular Italian figure who died young, P

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