also, chapman university's joel kotkin talks about how urban centers in the united states could be effected by the pandemic. watch c-span's "washington journal" live at 7 a.m. eastern and join the discussion. hisresident trump says administration has improved the announcement his during the rolling thunder said thefor pows and cdc would be re-advising placing places of worship as essential. pres. trump: thank you very much. you are my friends, you have been supporting me from the beginning. i appreciate you are here. we are here for you. when you want to come back with your 600,000, we are ready to take you. you're going to give us a little display of those beautiful bikes. i've never seen anyone do that, actually. you must have special privileges. i want to welcome you, and i want to welcome my friends. you are the rolling to remember. we will be commemorating memorial day. it is a big thing. together, our nation pays immortal tribute to the extraordinary courage, unflinching loyalty, and unselfish love and supreme devotion of the american heroes who made the ultimate sacrifice, and that i