NEW DELHI : With the country witnessing a massive rise in COVID-19 cases, Congress president Sonia Gandhi on Saturday accused the Modi government of "gross unpreparedness" and "adhocism" in managing the crisis and suggested reducing the immunization age to 25 years and providing income support to people.Chairing the meeting of the Congress Working Committee (CWC), she also called for making all equipment, medicines and instruments required for treating COVID-19 free of the Goods and Services Tax (GST).The Congress has always believed that fighting the COVID-19 pandemic is a national challenge that should be kept above party politics and it hopes suggestions put forth would be considered in the spirit of true democratic traditions, she.