I think this is serious!
10 Lao- American people in America have been arrested for plotting to over throw the Lao government. They planned to do this using a range of weapons, destroying government facilities. The leader is ethnic Hmong who 'led CIA-backed Hmong forces in Laos in the 1960s and 1970s as a general in the Royal Army of Laos'.
The article in the Sydney Morning Herald is here.
There's another article in the Washington post here.
I'll wait to see whether this is picked up in the Vientiane Times tomorrow.