A freedom walk across the Piscataqua River drew dozens of marchers who marked the end of slavery in the U.S. nearly 160 years ago, and shared concerns about current attacks on diversity.

Americans are celebrating Juneteenth, the latest federal holiday in the U.S. that commemorates the end of slavery after the Civil War. CBS News' Shanelle Kaul reports.

Juneteenth celebrations unfolded across the U.S. on Thursday, marking the day in 1865 when Union soldiers brought the news of freedom to enslaved Black people in Texas and attracting participants who said current events strengthened their resolve.

Juneteenth celebrations have kicked off in Odessa and Midland and will continue through Sunday, June 22nd. June 19 marks the day in 1865 when enslaved African-Americans in Galveston, Texas learned of their freedom,