Chandigarh, April 16 -- The Punjab government has withdrawn AAP leader Raghav Chadha's Z-plus category security cover, days after the party removed him as deputy leader in the Rajya Sabha. Chadha, however, was immediately provided similar cover by the Delhi Police. According to officials, Chadha's high-security cover has been scaled down following a reassessment of threat perception by the Punjab Police. He will now be left with a minimal security detail of four Punjab Police personnel in line with the standard protocol provided to Members of Parliament. A senior Delhi Police officer said , "We do not know the exact changes but for now, the security staff is now being provided by Delhi Police. However, his security arrangements are under re...