Former Premier League star Yannick Bolasie has lauded Kai Havertz after the Arsenal star’s performance last night against Sheffield United. The Germany international scored in his third consecutive Premier League match for the Gunners as Arsenal blew the Blades away at Bramall Lane with an emphatic 6-0 win. Signed from Chelsea in the summer for a reported £65m, a lot of questions have been hanging over Havertz’s head this season on whether or not Arsenal made the right decision in paying big to sign the 24-year-old. Kai Havertz praised by Yannick Bolasie after Arsenal’s 6-0 win vs Sheffield Un…