CNN iReport’s sports photography master class is now in session. We invite you to share your very best sports photography here. Arm yourself with these killer tips from CNN sports shooters, and then attend a local sporting event. Submit your best shots below, and CNN sports photography experts will provide feedback on a selection of iReports. The most compelling images will be featured in a photo gallery for CNN.com. NEW! CNN photography experts have chosen their favorite shots out of the many you submitted. You can see them all here on CNN.com. Thank you for participating! Keywords: sport, photography, journalism, news, socialmedia, cnn, citizenjournalism