Smart technology is helping lifeguards monitor sharks as they approach beaches in an effort to help prevent encounters between beach-goers and sharks. NewsNation traveled with the Shark Lab team from Cal State Long Beach, encountering a shark less than an hour from heading out. MORE: newsnationnow.com/us-news/west/smart-technology-beaches-sharks #sharks #sharkattacks #beaches Anchor Elizabeth Vargas delivers the biggest stories, without bias or opinion. Watch "Elizabeth Vargas Reports" every weeknight at 6p/5C on NewsNation. #VargasReports 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