ON THE TRAIL: May 29, 2012

(CNN) - Mitt Romney, who is poised to officially clinch the GOP presidential nomination Tuesday, heads to Colorado and Nevada Tuesday, where he will make a campaign stop at a furniture store before heading to a private fund-raiser. Joining him at the later event will be Donald Trump and former presidential candidate Newt Gingrich.

Elsewhere, Texas holds its primary Tuesday, and first lady Michelle Obama heads to New York to promote her new book, "American Grown."

See the full schedule after the jump.

11:00 a.m. ET: Mitt Romney holds a campaign event in Craig, Colorado.

6:35 p.m. ET: Mitt Romney holds campaign fund-raiser with Donald Trump and Newt Gingrich in Las Vegas.