![IAAF steps up investigation into fears over springs in Nike](https://www.thesportsexaminer.com/wp-content/uploads/2023/10/tsx-pix-2023-1029-gravley-wins-10-km-javier-valdes-larrondo-696x464.jpg)
The Sports Examiner Blog - The Sports Examiner
![IAAF steps up investigation into fears over springs in Nike](https://img.yumpu.com/24772811/1/500x640/race-information-guide-la-marathon.jpg)
Race Information Guide - LA Marathon
![IAAF steps up investigation into fears over springs in Nike](https://cdn.grove.wgbh.org/e5/bb/27c384195b7d5d54b3771115abd3/gettyimages-452635460.jpg)
Nike To Investigate Mary Cain's Claims Of Abuse At Its Nike Oregon Project
![IAAF steps up investigation into fears over springs in Nike](https://media.wbur.org/wp/2016/06/wbur-tile.png)
A running scandal and the price of power at Nike
![IAAF steps up investigation into fears over springs in Nike](https://assets.isu.pub/document-structure/220529014223-1e3700f06de0cac7b28949bce6bab6b0/v1/e9ad13dff673b53f357a40f3ba2b7f7d.jpeg)
The TAKEOFF Magazine by TAKEOFFMagazine - Issuu
![IAAF steps up investigation into fears over springs in Nike](https://www.thesportsexaminer.com/wp-content/uploads/2023/11/tsx-pix-2023-1101-snyder-kyle-silot-arturo-PAG-cristian-soto-696x464.jpg)
The Sports Examiner Blog - The Sports Examiner
![IAAF steps up investigation into fears over springs in Nike](https://i1.rgstatic.net/publication/343746497_Economic_Impact_of_Doping_on_Professional_African_Female_Marathon_Running_and_The_Use_of_The_Doping_Dilemma_in_An_African_Context/links/5f3d57ea299bf13404cf6330/largepreview.png)
PDF) Economic Impact of Doping on Professional African Female Marathon Running and The Use of The Doping Dilemma in An African Context
![IAAF steps up investigation into fears over springs in Nike](https://static.nike.com/a/images/t_prod_ss/w_960,c_limit,f_auto/c18rj6bvwaebcd7mbatg/nike-womens-air-force-1-low-upstep-white-habanero-red-release-date.jpg)
Nike Women's Air Force 1 Low Upstep 'White & Habanero Red' Release Date. Nike SNKRS
![IAAF steps up investigation into fears over springs in Nike](https://a4.espncdn.com/combiner/i?img=%2Fphoto%2F2016%2F0614%2Fr92691_2_480x480_1%2D1.jpg)
Doping whistleblowers such as Stepanovs, Kara Goucher often left dangling after taking on sports bodies, governing bodies - ESPN
![IAAF steps up investigation into fears over springs in Nike](https://image.isu.pub/220701123241-0ffed94422d26d55f1148c5390254637/jpg/page_1.jpg)
Oregon Quarterly Summer 2022 by UO/Oregon Quarterly - Issuu
![IAAF steps up investigation into fears over springs in Nike](https://wordpress.wbur.org/wp-content/uploads/2021/09/Screen-Shot-2021-09-02-at-11.37.01-AM.png)
A running scandal and the price of power at Nike
![IAAF steps up investigation into fears over springs in Nike](https://i.guim.co.uk/img/media/278bf5db6b5a9f9ccb47f686bc3a94c9e7c9495b/326_192_1100_660/master/1100.jpg?width=1200&height=1200&quality=85&auto=format&fit=crop&s=55e85394b57520d2363ab947d6a2b21e)
IAAF steps up investigation into fears over springs in Nike running shoes, Athletics