Business News Woman walking on California beach finds ancient mastodon tooth A woman taking a Memorial Day weekend stroll on a California beach found something unusual sticking out of the sand: a More… Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related No survivors found after plane that flew over DC and led to fighter jet scramble crashes in Virginia Ex-NBCUniversal executive Joe Benarroch to join Twitter