Borussia Dortmund and Bayer Leverkusen are both exploring a summer move for Jadon Sancho, who could be sold even if he joins Chelsea permanently following his loan from Man Utd. (GIVEMESPORT)

Chelsea might choose to sell Jadon Sancho, opening the door for a Bundesliga return. Current German champions Bayer Leverkusen are interested in bringing him back to Germany.