Police investigation into the alleged gang rape of a 17-year-old at Aastha Kunj Park in Delhi has shifted to digital and forensic leads, with sources saying two accused deleted their search history and later washed their clothes after the incident.

In a complaint filed at Jewar police station, Suneel Kumar from Hamirpur district alleged that passengers alerted the driver and conductor after detecting the burning smell near the 33-km mark on the expressway at around 11:30 pm on Wednesday.

Satish Salian is also expected to demand that the concerned officials be called for questioning at the earliest and that strict action be taken against those found responsible.