Pawlenty: 'Reservations' about Trump
Media playback is unsupported on your device
Video

Tim Pawlenty: I'm going to support the nominee

The Republican party woke up on Wednesday to find themselves with one candidate nearly assured of victory for the party's nomination, and one candidate hanging on by a thread.

But when John Kasich announced he was suspending his campaign, Donald Trump's path became wide open.

Former Minnesota Governor Tim Pawlenty made his own run for the White House in 2012, and supported Marco Rubio in 2016.

He tells the BBC's Katty Kay why he will support Trump as the nominee, and what he sees as the future of the Republican Party.

Go to next video: Trump's 'shift towards the mainstream'