Mario Tama, Getty Images

Boston Police are saying that Dzhokar Tsarnaev, the man allegedly thought to be behind the Boston Marathon bombing attacks, remains in critical but stable condition.

The Federal Bureau of Investigation released this update at the request of the hospital treating Tsarnaev, Beth Israel Deaconess Medical Center:

Federal Bureau of Investigation,

Boston Police Commissioner Edward Davis says, through the department's Twitter page, that Tsarnaev cannot be questioned today:

Boston Police Department Twitter page