Former Homeland Security Secretary Alejandro Mayorkas appeared to admit the Biden administration could have enacted border security measures sooner than June 2024.
https://www.foxnews.com/media/ex-biden-dhs-head-concedes-administration-could-acted-sooner-illegal-immigration
https://www.foxnews.com/media/ex-biden-dhs-head-concedes-administration-could-acted-sooner-illegal-immigration