Twins born 15 minutes apart end up having separate birthdays in different years

Twins born just 15 minutes apart ended up having separate birthdays in different years – an event that has around a one in two million chance of happening. Source : Sky News : http://news.sky.com/story/california-twins-born-15-minutes-apart-end-up-having-separate-birthdays-in-different-years-after-being-born-around-new-years-day-12508600