» Israel says it has destroyed more than 60 miles of a vast Hamas tunnel network called the 'Metro' Israel says it has destroyed more than 60 miles of a vast Hamas tunnel network called the 'Metro' Ryan PickrellMay 21, 2021, 02:32 IST Fire and smoke rise above buildings in Gaza City after Israeli strikes, May 18, 2021.Majdi Fathi/NurPhoto via Getty Images The Israeli military says it has destroyed over 60 miles of Hamas tunnels in Gaza. These tunnels have been used to move troops, weapons, and other supplies as the militants fight. Israel has launched a number of tunnel-clearing operations over the years, some using ground troops.