Kevin Cronin called all his relatives, asking them to predict when his first grandchild would be born Kevin Cronin, known as ...

"The hardest thing about having a kid is knowing the chance I won’t see them grow up," Tanner Martin, who has stage 4 cancer, said.

Alexander is the first child for Tiffany — who is President Donald Trump's fourth child — and her husband, Michael Boulos. He's also the 11th grandchild for Donald Trump.