Mounting calls from legal scholars, civil society and protest groups are putting the Philippine Senate under pressure to launch an impeachment trial against Vice-President Sara Duterte-Carpio – even as her allies move to have the case dismissed.Duterte-Carpio was impeached by the House of Representatives on February 5 on a wide range of serious charges that include large-scale corruption and plotting to assassinate President Ferdinand Marcos Jnr, his wife and the speaker of the house –...