Biden uses concrete in statement from Tuesday
https://www.azcentral.com/story/news/politics/arizona/2020/06/23/joe-biden-blasts-donald-trumps-arizona-visit-amid-pandemic/3239876001/
https://www.msn.com/en-us/news/elections-2020/reckless-and-irresponsible-joe-biden-blasts-donald-trumps-arizona-visit-amid-pandemic/ar-BB15S6qJ?li=BBnbcA1