AP: Climate change demonstrators have blocked a road to a major oil refinery near London to slow the flow of fuel to the British capital. Saturday’s demonstration was organized by a group called Crude Awakening, which says about 500 people joined the protest. Their target was the Swiss-owned Coryton oil refinery 25 miles (40 kilometers) east of London. Television video showed protesters in all-white jumpsuits breaking through police lines in some places, but Essex police described …