"If he tried to do that, that would be the beginning of the end of his presidency, because we're a rule of law nation," Mr Graham said.
"Haddii uu isku dayo in uu sidaa yeelo, taasi waxay noqon doontaa billawga soo afjarmidda madaxweynenimadiisa, sababtoo ah waxaan nahay dal uu sharci ka jiro" ayuu yiri Graham.