The son of Sri Lanka’s former president Mahinda Rajapaksa was arrested on Wednesday on corruption charges, the anti-bribery commission said, the latest case to target the once all-powerful political clan.Yoshitha Rajapaksa, 38, is accused of tapping state funds for overseas training during his career as a naval officer.The Bribery Commission said he was being investigated for having risen through the ranks without the necessary qualifications and going to Britain for government-funded officer...