BJP and Cong made unofficial alliance? questions Gopal Rai

Gopal Rai, AAP: Congress' final announcement (to contest alone in Delhi) shows that it is hell bent on helping BJP, it seems for them party is bigger than the country. Could it be that Congress has made an unofficial alliance with the BJP? Earlier Aam Aadmi Party announced the list of six candidates it would be fielding from Delhi in the upcoming Lok Sabha elec more