"We have moved assets in place to be able to fulfil and comply with whatever option the president wishes to take," Mr Hagel told the BBC.
The White House announced Tuesday that the US will release intelligence later this week on the alleged chemical weapons attack that took place in the residential suburbs of Damascus.
Meanwhile, the UK Parliament is set to reconvene on Thursday to discuss the nature of Britain's involvement in a possible Syria strike.
Prime Minister David Cameron, after recalling the parliament from their summer break, said the "world could not stand idly by" after seeing the shocking scenes of death and suffering caused by suspected chemical weapons attacks, the BBC reported.
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