The groups would eventually have to be modified later on during the season because of security problems.

It was built in the mid-19th century and modified later.

It was later modified in 1967 to include 124 lights.

He later modified his work in 1897, when it began to be used at official state functions.

The bridge was later modified to today's appearance in the mid-20th century.

They were later modified by adding an additional radio set.

Any plan leaving the committee could be substantially modified later.

They would later modify it to "Power 92.3" in 2000.

That was later modified to acknowledge the influence of environment on human behavior.

He was later modified to have longer limbs to give a more athletic look.