. >> osgood: conor knighton is on the trail again this morning to a national park whose misleading name could lead you up the wrong tree. >> 1.6 million visitors a year flock to joshua tree national park. a place where the namesake attraction is a bit of a misnomer. >> it's a member of the yucca family, matter of fact the latin y >> ahead on "sunday morning" a tree that's not quite a tree. >> martha teichner visits paper makers on a roll. michelle miller makes some noise with late show band leader jon batiste. john hartman has campers with uncommon bond. more, first, the headlines for this sunday morning the 21st of august, 2016 a bomb went off during a wedding in turkey the death toll continues to rise. it is now up to 50 with dozens of wounded. holly williams reports. >> the turkish government says suicide bomb that ripped through a wedding party. just 40 miles from the syrian border in turkey's president said isis is the likely culprit. so far the extremist haven't claimed responsibility. but this explosion comes jus terrorists detonated themselves in istanbul's airport leaving nearl