Renewed calls for Trump to be removed under the 25th Amendment after threats to Greenland. But can he be?

A number of Democrats, including Massachusetts Sen. Ed Markey, Arizona Rep. Yassamin Ansari, and California Reps. Eric Swalwell and Sydney Kamlager-Dove have called for the Amendment to be invoked to remove Trump from office over the text he sent to Norwegian Prime Minister Jonas Gahr Store on Sunday.