Carmyn James, Harry Marra, Wolfgang Ritzdorf, Leroy Burrell and Carl Lewis - General Coaching Q&A - 2018 NACAC Coaching Conference
1hr 8m 29s (2018) Miscellaneous
Track & Field
carmyn-jamescarl-lewisleroy-burrellharry-marrawolfgang-ritzdorftrack-and-fieldjumpingsprintingmulti-eventsnacac
Wolfgang Ritzdorf - High Jump: Technical Model and Physical Qualities - 2018 NACAC Coaching Conference
2hr 45m 27s (2018) Miscellaneous
Track & Field
wolfgang-ritzdorftrack-and-fieldjumpinghigh-jumphigh-jump-modelsiaafnacac2018athletictv