Sara Duterte, the impeached vice-president of the Philippines, is facing an increasing risk of conviction and a lifetime ban on politics, as allies of President Ferdinand Marcos Jnr weigh invalidating key votes of support in her Senate trial. The 24-member Senate, where Duterte is on trial, is expected to debate on Wednesday whether the votes of several absent senators should even be counted. Two Duterte-aligned senators, Rodante Marcoleta and Jinggoy Estrada, have both been arrested on...