straight to your inboxManchester United will submit their final offer for Borussia Dortmund star Jadon Sancho next week - according to reports.Sancho remains United's priority transfer target but the Reds have been unable to reach a significant breakthrough in negotiations for the England international.MEN Sport understand United made progress in talks over agents fees and personal terms earlier this month but still need to strike a deal with Dortmund who have reiterated through various