Aaron Guy Leroux caught this shot at the start of the Los Angeles Tough Mudder race in San Bernardino on March 29. He took the photo with a Sony ILCE-7.
Follow Samantha Schaefer on Twitter.
Each week, we're featuring photos of Southern California submitted by readers. Share your photos on our Flickr page or reader submission gallery. Follow us on Twitter and on Instagram or visit latimes.com/socalmoments for more on this photo series.