#0P
this is very direct but before u continue this spouse process and pay the addtional fees , u need to know this person is coming to u
not using u as a backup for a green card
if u can find out her K1 case # check the progress of it to see if it gets cancelled, denied or visa issued
it will come up under immigrant visa on the following site
https://ceac.state.gov/CEACStatTracker/Status.aspx