The Israeli military has begun pumping water from the Mediterranean Sea into Hamas' tunnel network, the Wall Street Journal reported Tuesday, quoting US officials familiar with the operations.

The move, still in its early stages, is one of several techniques Israel is using in its operation to eliminate the Hamas terror group.

A spokesperson for Israel's Defense Minister Yoav Gallant (Likud) declined to comment to WSJ, telling the news outlet that "tunnel operations are classified."

The Wall Street Journal report quoted the US officials as saying that Israel has installed seven industrial pumps, and began the process around when it added the last two pumps to the initial five and conducted initial testing.... Read More: Arutz-7