Younger adults are at the center of a spike in COVID-19 cases across the Rio Grande Valley.

On Friday morning, Brownsville Mayor Trey Mendez broke down the data of two different age groups — people ages 20 to 29 and ages 30 to 39.

Dr. Joseph McCormick, with UT Health in Brownville, agrees age is playing a role in new cities in Cameron County popping up on daily infection reports.

Since the end of May, Cameron County has seen almost a sevenfold increase of COVID-19 cases. From an average of about 10 cases per day to 70.

Watch the video above for the full report.