A draft, condemnation and mass graves: The week's key events in Ukraine's war with Russia

Russian President Vladimir Putin sparked chaos this week through an unusual televised speech Wednesday, announcing plans to retaliate against Ukraine's successful counteroffensive. 

Putin's speech -- full of announcements and accusations -- prompted world leaders, including President Joe Biden, to condemn Putin and Russia's plan to escalate the war it initiated with its neighbor after invading Ukraine months before.

Here's a look at the week's key events:

Putin escalates war, announcing partial mobilization

Putin announced a partial military mobilization in a rare, televised address Wednesday in response to Ukraine’s aggressive counteroffensive, which has successfully pushed Russian troops back towards their country.