Trimble Chang was responsible for the race format, race rules, route design and race direction at the 2019 Orchard Street Runners 10K.
The start line of the 2019 OSR 10k - photo: @davidpaz_photo
photo: @johndconnor
photo: @notafraid2fail
photo: @steverunsnyc
photo: @zhetrick
photo: @davidpaz_photo
photo: @grahammacindoe
photo: @keithemorrison
photo: @keithemorrison
photo: @zhetrick
photo: @davidpaz_photo
