I bet the first thing you do upon discovering your child is missing is NOT thumb through the yellow pages looking for lawyers to interview.
No..., you line that up ahead of time, like a good citizen and one who plans ahead -- if one is smart, that is... :-)
If you look into these things, such as your Constitutional rights, you'll find out that it pays to know these things ahead of time and not try to do your "studying up" of them when something happens... LOL...
You'll have the name and number on speed-dial, already... :-)
I am 100% certain that in the circumstance I posited about the fleeing killer, that you, Star Traveler, would immediately tell the cop which direction the killer fled, and would NOT say, “Just hold on there a minute, officer, until I can get my attorney on my cell phone speed-dial.”