Heartbreaking & unnecessary to lose these young Navy sailors.
ABC News: "While each of these four incidents is unique, they cannot be viewed in isolation," said Adm. Scott Swift, commander of the U.S. Pacific Fleet.
Analysts said the two latest accidents are especially sobering, especially at a moment when U.S. warships occasionally patrol the disputed South China Sea to the consternation of Beijing, and President Donald Trump has swapped threats with North Korea's leader, putting nations across Asia on edge.
Though the investigation into the McCain collision has only just begun, analysts say there are many possible causes, including crew fatigue, command shortfallings, radar malfunctions, software glitches and even jammed signals that might have prevented the warship from detecting obstacles.