Iran has mixed feelings about cooperating with US against IS -Al Monitor

Interesting piece on Iran’s strategic calculations. From Tehran’s perspective, they cooperated with the US during regional crises in the past (Kuwait & Afghanistan), only to have Washington turn on them after, so the concerns are not surprising.

http://www.al-monitor.com/pulse/originals/2014/09/iran-isis-shiitte-abdollahian-syria-iraq-rouhani-coalition.html#ixzz3DgjiGjax