Pradip Baijal in his book has made revelations on the 2G scam, accusing ex-PM Manmohan Singh of wrongdoing.br br Former Telecom Regulatory Authority of India (TRAI) chairman Pradip Baijal's explosive revelations on the 2G scam accusing ex-prime minister Manmohan Singh of wrongdoing has given the BJP government fresh ammunition to attack the UPA government with.