Craig Burley believes Christian Pulisic's commitment to Dortmund makes complete sense for the 18-year old and the club.
RB Leipzig kept up their pursuit of table-toppers Bayern with a comfortable 3-0 win over 10-man Eintracht Frankfurt.
Robert Lewandowski's brace and late game-winner gave Bayern Munich all three points against a resilient Freiburg side.
U.S. international Christian Pulisic has extended his contract at Borussia Dortmund by a year, tying him to the club until 2020.
Arjen Robben, 33 on Monday, celebrates his birthday a Bayern Munich legend -- a remarkable turnaround from his annus horribilis back in 2012.
"We decided to go with Christian Pulisic, because he is a specialist wing player who has a lot of pace," Tuchel said.