Pakistan, Sept. 26 -- Saudi Arabia has kept open the option of developing nuclear weapons, according to a classified US intelligence report. The report was provided to the US Congress by the American intelligence community. The assessment has raised concerns about possible nuclear proliferation in the Middle East.

Read More: US set to unveil civilian nuclear deal with Saudi Arabia

The report comes as the Trump administration pushes ahead with a multibillion-dollar civilian nuclear agreement with Riyadh. The proposed deal has faced debate and disagreements in Congress. A 90-day review process is also underway as US officials consider the agreement.

The intelligence assessment suggests Saudi Arabia has not abandoned the possibility of de...