Americans Ryan Harrison and Donald Young are underdogs in their first-round Australian Open matches on Tuesday. Harrison is facing Gael Monfils and Young is going up against Robin Haase.

Ryan Harrison vs. (25) Gael Monfils

Tuesday’s first-round action at the Australian Open marks the first time Harrison and Monfils will square off. This season has already produced all-too-familiar results for Harrison, who rarely has trouble qualifying for events but often struggles against stiffer competition. The 110th-ranked American played his way into both Brisbane and Sydney only to lose main-draw openers to Samuel Groth and Nicolas Mahut, respectively.

A healthy Monfils kicked off his 2014 in fine form, reaching the Doha title match before succumbing to Rafael Nadal in three sets. The 32nd-ranked Frenchman stayed relatively injury-free toward the end of last year, leading to a runner-up showing in Winston-Salem and a quarterfinal performance in Shanghai. He also has far more…