News flash O.P: child/baby and gang rapes also occur in the U.K sadly!
Quite right, however India does seem to have a problem with it at the moment, and this is a particularly horrific case, hence the OP wanting to vent and discuss it on a general discussion forum.
If he said, 'Why are all Indians child molesters?!' then fair enough, that would be bigotted, just saying, 'India has a rape problem that isn't taken seriously by the police', is..saying 'India has a rape problem that isn't taken seriously by the police.