Ebbie, I have been out of town so I couldn't respond until now.
Yes, I do believe that 30 years later a police officer could still be "walking the beat"> It is not uncommon for people to work in the same job for 30, 35, or 40 years. I just recently retired; 30 years with the Postal Srevice. Two years before me, Billy Cantrell retired with 42 years.
As regards the unnamed source, have you ever heard the name of the person who spilled the beans on Watergate? You have not. That person is known only as "Deep Throat"; an unnamed source.
It is probable that the news broke too late for the Republicans to make any good use of it.
Yes, Chappaquidic cost Kennedy his shot at the Presidency. I'll bet that makes the Kopeckne family feel really good; that their daughters death cost Ted Kennedy the Presidency. I'll bet they think it was worth it.
And of course the Democrats see nothing wrong with it. After all, he wasn't arrested or anything, so it's all OK.

troll