it's called "nixon at war." thank you very much. really appreciate it. >> thank you, lawrence. that is it. "the 11th hour with brian williams" starts now. well, good evening once again, day 146 of the biden administration. it's tuesday morning in geneva, switzerland, which means president biden is just a day away now from his critical summit with putin. it will close out the president's eight-day overseas trip which was in large part a goodwill tour to assure our allies of america's support and a show of unity, let's not forget, ahead of this putin meeting. when biden sat down today with nato leaders, he warned them russia and china are working to split the nato alliance. you may recall when trump attacked nato. same thing. late today in brussels, biden told reporters that during discussions with allies, he laid out what he intends to tell