khalid saeed batarfi was a senior leader with al-qaeda in the arabian peninsula -lrb- aqap -rrb- before he was jailed by yemeni officials .
two days ago he was freed , along with 300 other inmates , as the terrorist group stormed the prison he was being held in , killing .
pictures posted online today show the high-ranking terrorist grinning as he sits in the governor 's palace in the city of mukalla .