Kyle completely abandoned Will by 2350, when Will was fifteen.
Will held a grudge against his father for the following fifteen years.
( When Will first started school, at the age of five, he told all of his new friends that his mother was still alive.
Eventually, he told the story so often that he began to believe the lie.
(Star Trek: The Next Generation; ) In 2361, a transporter accident resulted in two Rikers, with each one being identical to the other as well as genetically indistinguishable.