WATCH: Marco Rubio Concession & Dropout Speech

After a tough loss in Florida, Marco Rubio suspended his campaign for President of the United States. Saying that the White House was “not in God’s plan” for him, he reiterated his commitment to helping struggling American families and thanked his staff and supporters. Rubio won 163 delegates and led the vote in Minnesota, Puerto Rico and Washington, D.C.

At 1:30 in the video, a pro-Trump protester interrupted Rubio to a chorus of boos from others in the audience. Rubio laughed off the interruption, saying that the Trump supporter “won’t get beat up at our event.” Rubio admitted, however, that he was unready for the “tsunami” of frustration he had benefited from in his 2010 Senate run.

After a strong showing in Iowa, Rubio’s campaign never recovered from a disastrous debate showing in the New Hampshire debate. He suspended his campaign more than 100 delegates behind Ted Cruz and nearly 400 behind frontrunner Donald Trump.

However, while prospects of a continued candidacy for Rubio are very dim, suspending the campaign is not formally ending it, and Rubio’s campaign could resume if Trump fails to secure the nomination before the convention, as his delegates would become vitally important in that scenario.

Rubio did not name an endorsement in his speech, but advisor Avik Roy threw his support behind Ted Cruz: