Ukraine filed an appeal with CAS against IOC's July 7 decision to reinstate Russia. Ukraine argues IOC's decision contradicts Olympic Charter. Ukraine claims Russia still occupies parts of Ukraine, violating territorial integrity.

World Athletics maintains its ban on Russian and Belarusian athletes. The ban is unrelated to IOC's decision. World Athletics cited lack of peace negotiations as the reason for the ban. Russia's athletics federation called the ruling discriminatory. Read more racing coverage.

The CAS ruling will impact Russia's participation in the 2028 Olympics. The appeal is part of a gradual easing of sanctions. CAS previously upheld a ban on Russia in 2024 on territorial-integrity grounds. Related: Canadian runners face tough competition at World Athletics U20 Championships.

This original Runner World brief is based on reporting from Marathon Handbook. Visit the source for its complete reporting, context and any later corrections.