FILE - Shipping containers are stacked in the Port of New York and New Jersey in Elizabeth, N.J., May 20, 2021. (AP Photo/Seth Wenig, File)

Hundreds of longshoremen strike together outside of the Virginia International Gateway in Portsmouth, Va., Tuesday, Oct. 1, 2024. (Billy Schuerman/The Virginian-Pilot via AP)

The International Longshoremen’s Association flag and an American flag fly together outside the Packer Avenue Marine Terminal Port as workers prepare to strike as their contract runs out at midnight, Monday, Sept. 30, 2024. (AP Photo/Ryan Collerd)

Philadelphia longshoremen assembled outside the Packer Avenue Marine Terminal Port begin to strike as their contract runs out at midnight, Tuesday, Oct. 1, 2024. (AP Photo/Ryan Collerd)

FILE - Containers are moved at the Port of New York and New Jersey in Elizabeth, N.J., on June 30, 2021. (AP Photo/Seth Wenig, File)

Longshoremen strike at midnight at Bayport Terminal on Tuesday, Oct. 1, 2024, in Houston. (AP Photo/Annie Mulligan)

FILE - In this photo provided by the Georgia Ports Authority, Griff Lynch, President and CEO of the Georgia Ports Authority, provides an update on the Port of Savannah's progress and future trajectory to 1,200 leaders from the maritime, supply chain, business and political sectors Thursday, Oct. 12, 2023, during the annual State of the Port event in Savannah, Ga. (Stephen B. Morton/Georgia Ports Authority via AP, File)

Boise Butler, president of Local 1291, chants along with his fellow longshoremen outside the Packer Avenue Marine Terminal Port in Philadelphia, Tuesday, Oct. 1, 2024. (AP Photo/Ryan Collerd)

Boise Butler, president of Local 1291, with an American flag on his wheelchair, pickets with his fellow longshoremen outside the Packer Avenue Marine Terminal Port in Philadelphia, Tuesday, Oct. 1, 2024. (AP Photo/Ryan Collerd)

Hundreds of longshoremen strike together outside of the Virginia International Gateway in Portsmouth, Va., Tuesday, Oct. 1, 2024. (Billy Schuerman/The Virginian-Pilot via AP)

Striking Philadelphia longshoremen picket outside the Packer Avenue Marine Terminal Port, Tuesday, Oct. 1, 2024. (AP Photo/Ryan Collerd)

Third generation longshoreman Ray Bailey Jr. trustee of ILA Local 1291 encourages picketers outside the Packer Avenue Marine Terminal Port, Tuesday, Oct. 1, 2024.(AP Photo/Ryan Collerd)

Philadelphia longshoremen assembled outside the Packer Avenue Marine Terminal Port begin to strike as their contract runs out at midnight, Tuesday, Oct. 1, 2024. (AP Photo/Ryan Collerd)

Boise Butler, president of ILA Local 1291, speaks to the press outside the Packer Avenue Marine Terminal Port in Philadelphia, Tuesday, Oct. 1, 2024. (AP Photo/Ryan Collerd)

Striking Philadelphia longshoreman picket outside the Packer Avenue Marine Terminal Port, Tuesday, Oct. 01, 2024.(AP Photo/Ryan Collerd)

Longshoremen Meikysha Wright and others strike together outside of the Virginia International Gateway in Portsmouth, Va., Tuesday, Oct. 1, 2024. (Billy Schuerman/The Virginian-Pilot via AP)

Longshoremen strike at midnight at Bayport Terminal on Tuesday, Oct. 1, 2024, in Houston. (AP Photo/Annie Mulligan)

Longshoremen strike at midnight at Bayport Terminal on Tuesday, Oct. 1, 2024, in Houston. (AP Photo/Annie Mulligan)

Longshoremen strike at midnight at Bayport Terminal on Tuesday, Oct. 1, 2024, in Houston. (AP Photo/Annie Mulligan)

Hundreds of longshoremen strike together outside of the Virginia International Gateway in Portsmouth, Va., Tuesday, Oct. 1, 2024. (Billy Schuerman/The Virginian-Pilot via AP)