Legal experts worry about presidential abuse of the Insurrection Act. Here's why

National Guard members take a staircase toward the U.S. Capitol building before a rehearsal for President-elect Joe Biden's Inauguration in Washington on Jan. 18, 2021. Experts in constitutional law and the military say the Insurrection Act gives presidents tremendous power with few restraints. (Patrick Semansky/AP)

A bipartisan group of legal experts is sounding an alarm about presidential power this election season.

They're pushing Congress to update a cluster of laws known as the Insurrection Act and limit how the White House can deploy troops on American soil, in case a future president takes advantage of that sweeping power.