The West Bengal government will have to “introspect” to find out the reasons why it lost the case challenging the constitutional validity of the Singur Land Rehabilitation and Development Act, 2011 to Tata Motors, the West Bengal Congress, a constituent of the Trinamool Congress-led state government said here on Sunday.

“The State government will have to introspect on why it lost the case,” West Bengal Pradesh Congress Committee (WBPCC) president Pradip Bhattacharya told journalists.