SBI was entered by digging a 10 feet long tunnel, money was not touched; So what happened to the theft?

A daring heist took place at the Bhauti branch of the State Bank of India in Kanpur, Uttar Pradesh. Thieves dug a 10 feet long tunnel in Bhauti in Sachendi area. From there entered the strong room. The thieves did not touch the cash chest. 32 lakhs in the cash chest.