Interior minister calls for effective strategy against human trafficking / Services fail to pick up signals of human trafficking: report / Evidence of human trafficking often badly handled by investigators, says gov't advisor / Conservatives pledge life sentences for trafficking, so that 'monsters rot in jail' / 'Should attack entire system of human trafficking': PM Modi on illegal immigration / PM expresses grief, vows action against human trafficking / Ottawa names a new chief adviser on combating human trafficking / PM forms task force to combat human trafficking / Tangible actions imperative to curb human trafficking, says Punjab Governor / Calls for urgent action to policy makers as research reveals real extent of human trafficking