Forty-year-old former lawyer Alexei Navalny has made a name for himself inside Russia investigating the finances of top government officials.
Lawmakers who introduced the draft law have cited polls showing a majority opposed the presence of the corpse in the heart of the Russian capital.
Trump’s tough talk on North Korea’s nuclear programme and decision to dispatch a naval strike force to the region appear to have buried any Russian hopes that he might intervene less in foreign affairs than his predecessors.
The Interfax news agency cited an unnamed investigative source which said preliminary data showed the wing flaps had failed and not worked in tandem.
It was the first time Russia has used the territory of another nation, apart from Syria itself, to launch such strikes since the Kremlin launched a bombing campaign to support Syrian President Bashar al-Assad in September last year.
Using some of his most aggressive rhetoric against Kiev since the height of the war two years ago, Putin has pledged to take counter-measures against Ukraine, which he accused of sending saboteurs into Crimea to carry out terrorist acts.