Canon photographer, Larry Chen, puts the new Canon EOS-1D X Mark III camera to the test. From a fast-paced racecar shoot to a low light setting, he foCanon photographer, Larry Chen, puts the new Canon EOS-1D X Mark III camera to the test. From a fast-paced racecar shoot to a low light setting, he foCanon photographer, Larry Chen, puts the new Canon EOS-1D X Mark III camera to the test. From a fast-paced racecar shoot to a low light setting, he fo