Situations like this are never far from happening in our daily lives. Assailants will appear unknowingly when you least expect it. The woman was still fortunate that her aggressor just walked away and ignored the failed attempt. Having a high social or economic status should not be treated as a safety blanket for someone to be immune to attack. Reputation or anonymity are not deterrents for bad elements of society to do their bidding. This can happen to anyone.
In similar situations when you are by your lonesome, police out of sight, light of day gone, who do you turn to?