It is wrong for the right wing and the left.  It is simply wrong to say she refused the meeting.  He refused to meet a woman who was not covered.  She was there, standing at the door, ready to meet.  He said you can't come in unless I can tell you how to dress.
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The Saudi's met with Michelle Obama without a head covering.  And they are generally more conservative than Lebanon.  But I'm sure you took Mich to task for that .... right?