New Delhi, June 18 -- The Enforcement Directorate (ED) on Thursday arrested Karumuri Sunil Kumar, son of former Andhra Pradesh minister Karumuri Venkata Nageswara Rao, in connection with the alleged liquor transport irregularities case being investigated under the Prevention of Money Laundering Act, officials said

The arrest marks the latest escalation in the central agency's widening probe into suspected irregularities in the awarding and execution of liquor transportation contracts during the tenure of the YSR Congress Party government in Andhra Pradesh.

The moves comes seven days after the ED's Hyderabad office conducted search operation on June 11 under the provisions of the PMLA at five premises in Hyderabad related to the case cov...