This week marked six months since Russia invaded Ukraine.

It also marked Ukraine’s Independence Day, one that this year was possibly more significant than in previous years.

President Volodymir Zelenskyy using the occasion to vow his country will fight to the end.

British investigative journalist John Sweeney has been on the ground in Ukraine over the last six months and has detailed Putin’s presidency and his decision to invade in a new book called Killer in the Kremlin. 

John Sweeney joined the Sunday Session with Francesca Rudkin to talk about his new book. 

LISTEN ABOVE