ouronday, do not miss conversation with former twitter ceo dick costolo.google is working to consider a bid with twitter. we will keep you up to speed. that's all for now from bloomberg san francisco. this is bloomberg. ♪ >> from our studios in new york city, this is "charlie rose." charlie: we are in washington, and we begin with politics. according to "the new york times ," hillary clinton has a 72% chance of winning the presidency. the general consensus is that donald trump struggled in the first debate on monday, as clinton put him on the defensive. nielsen ratings estimate a record-breaking 84 million viewers watched the debate. the focus is now shifting to the second debate in st. louis on october 9.