The boss of the Bosnian Serbs/
Was arrested one day in the ‘burbs,/
Pretending he wasnae a/
Butcher of Bosnia/
Rather a healer with herbs.///
One from the book here, which was actually well within the 140-character limit even though it didn’t have to be. It relies on the Scots form wasnae for wan’t, but have you ever tried to find a rhyme for Bosnia?