Choose from options: Determine if the sentence is true based on the text below:
Putin has fired people.

Kasyanov was sacked by Putin in February 2004, after he had become critical of the Kremlin's politically motivated legal attack on the Yukos oil giant and its owner, billionaire Mikhail Khodorkovsky.
Select from the following.
 * Yes.
 * It's impossible to say.
 * No.