Mumbai, June 12 -- Adani Group needs to raise about Rs.2.5 lakh crore (about $30 billion) over the next five years to meet its $100-billion capital expenditure plan and meet its debt obligations, two top executives said. The capital investments will be focused on the energy and utilities and the infrastructure and logistics sectors, said Sagar Adani, executive director ofAdani Green Energy Ltd and nephew of Adani Group chair Gautam Adani. Sagar Adani spoke with Mint on Wednesday in his first media interview since US authorities in November charged him, along with Gautam Adani and group executive Vneet Jaain, withsecurities fraud. He did not comment on the subject. Gautam Adani said in his recent annual address to shareholders of flagship co...