As US president Donald Trump says he wants American troops in Iraq to watch over Iran, experts say the real aim could be to prepare for a war with Tehran.
Jordan officially opened its main border crossing with Iraq for the first time since 2015 as Saudi Arabia also reopens its border with Iraq.
The blast at 60 Kilo camp located west of Anbar Province's capital Ramadi, also wounded 13 people. Daesh claimed responsibility for the attack.
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