A senior CBI officer on Tuesday visited Hathras to take stock of progress being made in the investigation of the alleged rape and murder of a 19-year-old Dalit woman. Joint Director Sampat Meena, who had supervised the probe in the Unnao rape case visited the CBI’s Hathras camp office. She met the officers there and took note of the progress being made in the case. She also visited the crime scene, officials said.