Records released in 2012 by Alaska officials revealed the former governor and vice presidential candidate once quipped about the possibility in an email.
The couple has been married for 31 years.
Track Palin, 29, allegedly assaulted a woman at his home in Alaska on Friday.
The former vice presidential nominee curtailed a Florida campaign trip for Donald Trump to return to Alaska.
Talk about a circular right-wing firing squad: Donald Trump; the marginalia at Breitbart Snooze; RedState's Erick Erikson & Co.; Sarah Palin; and her eldest daughter (aka Palin-Lite), are all going after each other in the ultra-rightwing blogosphere, and it's tempting to just sit back and watch the fur fly.
Shady and Corrupt? The Real Story Behind Sarah Palin's Deceitful Response to Hillary Clinton's Emails
Why would she now call further attention to her lies and obfuscations of the truth nearly six years after she abandoned her governorship? Because it pays for her to do so.
The Sept. 6 melee was initially reported by police as a fight involving around 20 people at a South Anchorage home. Homeowner Korey Klingenmeyer was hosting a birthday party for his son and twin brothers Marc and Matthew McKenna. Palin's husband, Todd, a friend of the McKennas, was also celebrating his 50th birthday.
The family of former Alaska governor and 2008 GOP vice presidential nominee Sarah Palin made headlines in September after allegedly getting into a messy brawl near Anchorage, Alaska.