London August 2, 2024 10:56 am Dolphin lost in Thames river in troubling sign of climate change Environmental groups sounded the alarm after a dolphin named “Jo Jo” was spotted in the Thames river in London. US & World Videos 9:28 Maya Rudolph and Andy Samberg reunite as Kamala Harris and Doug Emhoff in ‘SNL' cold open 1:54 Woman attacked by coyote while hiking in Southington 1:07 More than 50 people stranded on roof of Tennessee hospital flooded by Helene 2:17 Vernon police arrest teen suspected in threats to several schools, places of worship 1:02 WATCH: Aerial images show Helene's trail of destruction in Florida