more term my kids will only have ever known me as a weekend dad. i can't let that happen. >> reporter: the president saluted ryan's service under calling him a truly good man who will even question the legacy of achievements. among the challenges a vocal block of house conservatives challenge his leadership. a negotiating partner in the present who at times could be unpredictable. the president from devito $1.3 trillion spending package, and campaigning on repealing and replacing obamacare and the senate coming up short. the senate majority leader noted ryan didn't aspire to be speaker. >> paul stepped up to the plate, answered his colleagues call with the selfless and focused approach that has defined his entire career in congress. >> a major highlight was the