Matt Gaetz nominated for attorney general.

Gaetz faced a Justice Department investigation over sex trafficking allegations.

His nomination may encounter significant opposition in the Senate.

Gaetz resigned from Congress amid ongoing investigations.

Trump calls Gaetz a "gifted and tenacious attorney."

Lawmakers express shock and concern over Gaetz's suitability.

Gaetz aims to overhaul federal agencies like the FBI and ATF.

Trump's picks signal a strategy to surround himself with loyal supporters.

Gaetz would oversee critical investigations, including those involving Trump.

The nomination has sparked widespread media attention and public debate.