Obama, Bush to pay tribute to John McCain at National Cathedral: What to know about the service

Obama, Bush to pay tribute to John McCain at National Cathedral: What to know about the service  USA TODAY John McCain Farewell to Be Led by Two Presidents  New York Times WATCH LIVE: Washington Pays Tribute To John McCain  NPR John McCain used his funeral and memorial services to send a final, bipartisan farewell message to America  NBCNews.com McCain Funeral to Feature Eulogies by Former Rivals Bush, Obama  BloombergFull coverage