The large Chinese spy balloon that floated over half the U.S. before being shot down by a fighters jet in February was reportedly made in part with off-the-shelf U.S. equipment. It’s unclear if materials used to make the balloon were acquired legally, according to ABC News, which is a cause for concern since the U.S. restricts what can be sold to certain countries. The nature of the American-made materials found in the balloon is also not clear. U.S. officials said in February the balloon contained technology that would allow it to intercept secret communications. However, ABC News reports tha...