Sebastian Berhalter is headed to Middlesbrough, Atlanta United are pursuing a blockbuster signing, and Robert Lewandowski makes his long-awaited MLS debut.

David Gass and Tom Bogert break down the biggest MLS transfer news before reacting to another wild midweek MLS slate, including Jack Harrison, Benji Flowers, Casemiro, Antoine Griezmann, Vancouver, FC Dallas, St. Louis and Philadelphia Union.

0:00 Welcome Back & MLS Midweek Madness

4:07 Sebastian Berhalter to Middlesbrough & Vancouver's Next Move

15:51 Atlanta United Chasing Darwin Núñez

25:13 Jack Harrison to New England Revolution

33:15 Toronto Lands Nicholas Dorsch

37:47 Benji Flowers' Chelsea Move & FC Dallas' Future

44:50 Casemiro, Discovery Rights & MLS Roster Rules

51:30 Robert Lewandowski's MLS Debut

54:19 St. Louis Keeps Rolling vs. LA Galaxy

58:22 LA Galaxy's Summer Transfer Window

1:01:53 Antoine Griezmann Debut & Philadelphia Big Win

1:10:26 Around MLS: Austin, Seattle, Colorado & LAFC

1:20:11 Final Thoughts