President Joe Biden's first address to a joint session of Congress received a less enthusiastic reception than those of his immediate predecessors, according to a CNN instant poll of speech watchers. Roughly half of viewers, 51%, fell in the "very positive" reaction category. A chart showed that is a lower figure than was recorded for former Presidents Donald Trump in 2017, Barack Obama in 2009, and George W. Bush in 2001, whose "very positive" scores in the same poll were 57%, 68%, and 66%, respectively. More than 70% of speech watchers said the speech made them feel more optimistic as...