Troops have been attacked 170 times since October.
The U.S. struck more than 85 Iran-backed targets on Feb. 2 in retaliation for the deaths of three American soldiers in January.
A training pipeline for up to 30 junior warrant officers could be in the works to begin later this year.
The Pentagon has insisted that the barrage of attacks by Iran-backed militants, and United States retaliatory strikes, don’t amount to war.
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