Track Palin and Britta Hanson
Courtesy The Palin Family
12/12/2012 at 03:00 PM EST
Track Palin, the eldest son of former Alaska governor Sarah Palin, is reportedly ending his marriage to Britta Hanson
after a year and a half
The couple, who were former high-school sweethearts, are jointly petitioning for divorce, reports TMZ
Shortly after they got married, Track, now 23, and Britta, 22, announced the arrival of their first child
, a girl named Kyla Grace Palin.
Track is an Army Reservist who spent a year deployed in Iraq with a Ft. Wainwright Stryker Brigade.
At the time of his marriage it was reported that he had planned to study at the University of Alaska after the commercial fishing season.