Police use tear gas and arrest about 1,400 as thousands rally in Kuala Lumpur to demand electoral reforms.
Police in Malaysia have fired tear gas and arrested hundreds of protesters in the biggest opposition-backed rally in years.
More than 20,000 demonstrators massed across Malaysia's capital Kuala Lumpur on Saturday, demanding electoral reforms, activists said.
The federal police force arrested 1,400 people in a clampdown...