Marco Rubio campaigning in Tampa today

<p>Sen. Marco Rubio snagged an endorsement from another well-known Republican name &nbsp;<a href="http://www.bobdole.org/" target="_blank">former Sen. Bob Dole</a>.</p><p>&quot;Now that my good friend Jeb Bush is no longer running, I&#39;m supporting Rubio,&quot; Dole said.</p><p>In&nbsp;<a href="http://abcnews.go.com/Politics/exclusive-bob-dole-endorses-marco-rubio-2016-race/story?id=37117597" target="_blank">an interview with ABC</a>, Dole said he&#39;s known Rubio since 1996 when the now-senator worked on Dole&#39;s presidential campaign in Florida.&nbsp;</p><p>Dole cited Rubio&#39;s youth and his desire to grow the Republican party as reasons for his endorsement.</p><p>Rubio has picked up some important endorsements in the past weeks, including South Carolina&nbsp;<a href="http://www.newsy.com/videos/will-rubio-s-latest-endorsement-help-him-win-south-carolina/" target="_blank">Gov. Nikki Haley</a>&nbsp;just days before that state&#39;s primary.&nbsp;</p><p><i>This video includes images from Getty Images.</i></p>