Today's Official Charts Midweek Sales Flash is in.

In the Singles Chart, the gap between the Top 2 positions has more than doubled since Monday. Shawn Mendes' Stitches sits at No.1 on sales of 44,554 - more than 1,300 copies more than Justin Bieber's Love Yourself, which falls to No.2 on sales of 43,251. At No.3 is Bieber's Sorry, which has shifted 32,725 copies so far this chart week, whike One Direction's History sees a small jump 6-4 on sales of 22,794, and Hello ...