While they have to be careful not to get lured down every rabbit hole, Congress has an obligation to find out if the situation in Hawaii was mishandled. Unfortunately, if they investigate every Biden or Democrat screwup, they might never get anything of consequence done.
Speaker McCarthy
LR Podcast, S4E7: Is There an Impeachment in the Works?
As attractive as impeaching President Biden might be, and as well-deserved as it might be, a better option strategically might be to start with his power base. Going after Biden's underlings not only deals with problems head-on but may also be more achievable. Secretary Mayorkas is one such person, and increasingly, Merrick Garland is another.