FORT RILEY, Kan. — " [The National Training Center] is the ultimate proving ground for our unit," said U.S. Army Lt. Col. Wesley King, commander of the 1st Attack Battalion, 1st Combat Aviation ...

Hartman, a native of Prescott, Mich., was assigned to Delta Company, 1st Recruit Training Battalion, Recruit Training Regiment and was in his sixth day of training.

Until 2019, the 4th Recruit Training Battalion was the sole training unit for female Marine recruits.

In an effort to end gender segregation, the Marine Corps recently decommissioned a historic recruit training battalion that for decades was the only one open to women.