The Israeli Defense Forces are fighting at the heart of Gaza City Thursday, as combat engineers are in the process of entering and blowing up Hamas-built tunnels in the Gaza Strip. So far, Israel has destroyed about 130 underground tunnel entrances since the war began, according to Rear Adm. Daniel Hagari, the chief military spokesman. Retired Air Force Brig. Gen. John Teichert joined “NewsNation Live” to weigh in on the strategy. #Israel #Gaza #HamasTunnels Get a fast-paced look at the latest from the border to Main Street to the White House on "NewsNation Live with Marni Hughes." Weekdays starting at 10a/9C.#NewsNationLive NewsNation is your source for fact-based, unbiased news for all America. More from NewsNation: newsnationnow.com Get our app: trib.al/TBXgYpp Find us on cable: trib.al/YDOpGyG How to watch on TV or streaming: trib.al/Vu0Ikij