An earthquake off the coast of Japan. A resulting tsunami. Ten years ago, Mark Triplett watched the news unfold and worried about two things. The safety of his son and daughter-in-law who were living in Japan at the time. He quickly learned his family was unaffected and safe. But the other concern? It's still with him, almost daily.
source https://techxplore.com/news/2021-03-boundsbut-strong-bonds.html