The casket containing Detective Benjamin Campbell arrives at the Cross Insurance Arena on Tuesday.

Tim Seavey of Westbrook holds a Thin Blue Line flag next to grandson Ladainian Seavey in Harbor View Memorial Park in Portland as a motorcade accompanies fallen Maine State Trooper Ben Campbell’s casket across Casco Bay Bridge toward his funeral at Cross Insurance Arena on Tuesday.

Maine State Troopers wait in silence before the funeral for fellow trooper, Detective Benjamin Campbell.

A contingent of police officers from a variety of law enforcement agencies march into place for the funeral procession to honor Maine State Trooper detective Benjamin Campbell.

The hearse carrying the body of Maine State Police Det. Benjamin Campbell arrives at Cross Insurance Arena in Portland.

Thousands gather in Portland to honor fallen Maine State Police detective Benjamin J. Campbell, 31, who was killed by a truck tire last week while helping a motorist on I-95. H The funeral service begins at the Cross Arena in Portland at 11 a.m.

The casket containing Detective Benjamin Campbell arrives at the Cross Insurance Arena on Tuesday

Hundreds of law enforcement officials gather at Cross Insurance Arena for the funeral of Maine State Police Det. Ben Campbell on Tuesday, April 9, 2019.