Dhaka, Feb. 2 -- Britain's FBI is probing ex-City minister Tulip Siddiq after travelling to Dhaka for a secret summit with investigators associated with the Anti-Corruption Commission, or ACC, the Daily Mail reports.

Detectives from the National Crime Agency were told at last month's meeting that the ACC authorities have amassed new evidence against the Labour MP as they investigate her over a controversial nuclear power plant deal.

The revelation raises the prospect of the British authorities looking into Tulip's bank accounts, email records, and even summoning her for an interview, the report published on Saturday said.

The former UK treasury minister and four family members-including her mother Sheikh Rehana-are being probed over cl...