this as the ferocious terror group isis took down yet another city. they are sunni muslims driven to crush their bitter enemy -- the shia muslim forces of iraq's government. as they roll, they are getting help from sunnis across the country. it is why america added to its list of options. the warship on the move has five osprey tilt-rotor aircraft which could help in an evacuation. but if the u.s. chooses to strike the militants, there is now in place a u.s. carrier able to launch 40 fighter jets to bomb the militants and two ships that can fire cruise missiles. president obama is also considering sending 100 special operations forces to iraq as advisers to iraqi troops. but in baghdad, there was no waiting. we watched thousands of young men flood through the gates of an army recruiting center.