he joined glazner and the group for an improvised version of edgar allen poe's "the raven." walk in the park, a sax, and a lot of poetry: memories lost, moments gained. we have much more on this story online, including: gary glazner and natasha trethewey reciting their own poems about memory and loss. natasha has also written a short essay about our trip. and you can send us your thoughts and questions about our report. natasha and i will answer them in an online chat we'll post next week. next up in our series: a visit to detroit and a report on inside out, a writing program in inner city schools. we'll have that for you in october. >> woodruff: that was lovely. again, the major developments of the day: syria's president agreed to join a global ban on chemical weapons and give up his stockpile, under a russian plan. meanwhile, secretary of state kerry opened talks with the russians. and severe flooding in colorado killed at least three people as heavy rain sent torrents blasting down mountainsides. >> ifill: online, finding a sense of community in a faraway place. for many