US airlines attempt crackdown on air rage incidents – but why are they so common?

Experts claim cramped cabin conditions create perfect storm' of stressors that lead to mid-flight meltdowns

Was it the too-big carry-on bag? Or perhaps a rise in passenger intoxication? Or the gate lice"? US airlines are attempting a crackdown on passengers' bad behaviour without anyone being exactly sure what led to the increase in problematic travellers.

Last week saw Svetlana Dali, a US resident travelling on a Russian passport, appearing in court in Manhattan after stowing away on a Delta Air Lines flight to Paris.