Round 4 has begun!

Round 4 has started!
 
Keep up with the games on chess24: https://chess24.com/en/watch/live-tournaments/tepe-sigeman-chess-tournament-2018/4/1/3
 
And watch the live commentary with GM Yasser Seirawan on youtube: https://www.youtube.com/watch?v=kGyF97SBkxU