Blood ties: Two strangers linked through a stem cell donation meet for the first time

For a leukemia patient hoping to find a stem cell match from a stranger, finding that match can be like winning the lottery.
But the same is also true of the donor who gets a phone call that they have something desperately needed by another person somewhere in a wide, wide world.
In 2016, a woman with leukemia was infused with stem cells from a man at The Ottawa Hospital. The pair had been matched through a network of donor registries that spans the globe. The recipient and donor knew nothing ab