![](https://s.abcnews.com/images/Politics/190404_wnn_robocalls_hpMain_4x3_384.jpg)
![](https://s.abcnews.com/images/Politics/190404_wnn_robocalls_hpMain_4x3_144.jpg)
![](https://s.abcnews.com/images/Politics/190404_wnn_robocalls_hpMain_4x3_384.jpg)
![](https://s.abcnews.com/images/Politics/190404_wnn_robocalls_hpMain_16x9_240.jpg)
![](https://s.abcnews.com/images/Politics/190404_wnn_robocalls_hpMain_4x3_608.jpg)
![](https://s.abcnews.com/images/Politics/190404_wnn_robocalls_hpMain_16x9_992.jpg)
Now Playing: Frustrations over attorney general’s summary of Mueller report: The Washington Post
Now Playing: McSally says she decided to share sexual assault story just two days beforehand
Now Playing: Al Sharpton asks 2020 hopefuls if they support reparations for slavery
Now Playing: Pete Buttigieg talks criminal justice reform at National Action Network convention
Now Playing: Trump says he’s recommending Herman Cain for seat on Federal Reserve Board
Now Playing: Trump backs off threat to close southern border
Now Playing: Rep. Tim Ryan tells ‘The View’ he’s ‘going to run for president of the United States’
Now Playing: Trump pulls back threat to close border
Now Playing: Democrats request Trump’s tax returns
Now Playing: Congress moves to end to cell phone robocalls
Now Playing: The president goes on the attack against wind turbines
Now Playing: House Judiciary Committee votes to authorize subpoenas for Mueller report
Now Playing: Joe Biden acknowledges some of his behavior made women uncomfortable
Now Playing: House Democrats ask IRS for Trump’s tax returns
Now Playing: ‘I’m not inclined to do it’: Trump responds to Dem letter to IRS
Now Playing: NATO Secretary General Jens Stoltenberg delivers joint address to Congress
Now Playing: US, celebrity backlash over Brunei’s new law
Now Playing: YouTube sensations fight back against robocalls
Now Playing: Biden: ‘I will be more mindful about respecting personal space in the future’
Now Playing: Homeland Security Secretary Kirstjen Nielsen will travel to US-Mexico border