The five-time Olympic Alpine skiing medallist tweeted their engagement Monday night.
A post to Miller's certified Twitter account with a picture of a ring said that "I have found the one!!! And convinced her to marry me. It was a process (at) MorganEBeck is hard to convince. I'm super excited!"
The 34-year-old New Hampshire native is known for a go-for-broke style on the slopes that has resulted in 33 World Cup wins, two overall World Cup titles and five Olympic medals, including a gold medal at the 2010 Vancouver Games.