Purple Haze Navy Petty Officer 3rd Class Shelby Wilkes fires a shot line from the USS Mustin to the USNS Walter S. Diehl during an underway replenishment in the South China Sea, March 23, 2018. The Mustin is on patrol supporting security and stability in the Indo-Pacific region. Navy photo by Petty Officer 2nd Class William McCann SHARE: Download: Full Size (4.51 MB) Credit: MC2 William McCann VIRIN: 180323-N-HE318-0235C.JPG Photo Gallery