one of them was reuben mankin of the texas rangers. >> my initial observation was just from coming in through the foyer was -- that it was a clean house. then i made a beeline for the -- the laundry room, which was -- >> reporter: wait one sec. "clean" meaning didn't look like she'd interrupted a burglary? >> that's correct. that's correct. >> reporter: i mean, there was no stuff missing, drawers pulled open? >> right. >> reporter: something else was telling -- on the floor of the garage was anna's purse, which still held $300. and nothing else seemed to be missing, except anna's car. ranger mankin surveyed the scene with lead detective brian tschudy. >> that's when we notice some shell casings in the garage. um, just multiple shell casings. >> reporter: the casings easily identified the murder weapon as a .22 -- and a careful look at anna's body told them a little more. >> i observed her to be lyin' on her back. she was heavily clothed -- still wearin', you know, her jacket and a couple of scarves. i -- i saw what appeared to be a bullet hole in her -- in her scarf that was wrapped a

of popular entertainment by one of those fundamentalists, a very gifted musician named uncle dave mankin from the 1920s, a song called "the bible is true." ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ you get the idea. have a great vacation. you can watch lectures in history every weekend on american history tv. we take you inside college classrooms to learn about topics ranging from the american revolution to 9/11. that is saturday at 8:00 p.m. and midnight eastern on c-span3. [birds chirping] this is american history tv, featuring events, interviews, archival films and visits to college classrooms, museums, and historic places. exploring our nation's past every weekend on c-span3. this sunday, in an oral history reported in 2012 by the national world war ii museum, hisarmy veteran talks about assignment to the manhattan project. here is a preview. kept the bombs in a metal building and at night we were ready to fly with them and take them out there, put them in the pit, run the plane over them, load them up, and pulled the plane up -- out. shows the pits. that was a remote part of the island come at the end of t

of popular entertainment by one of those fundamentalists, a very gifted musician named uncle dave mankin from the 1920s, a song called "the bible is true." ♪ ♪ ♪ ♪ ♪ prof. kazin: you get the idea. ♪ have a great vacation. [captions copyright national cable satellite corp. 2020] [captioning performed by national captioning institute] >> listen to lectures in history on the go by streaming our podcast anywhere, any time. you're watching "american istory tv," only on c-span3. this sunday on the presidency, michael, studies chair at the u.s. army war college, talks about the personality and stakes involved in the 1945 potsdam conference convened neither end of world war two. here's a preview. >> since the office from the study that harry truman used, and truman is a particularly sympathetic figure to me because when he became president of the united states in april of 1945, despite the bad health that president roosevelt was in, truman is kept almost completely in the dark on what american policy is. and, in fact, when he became president, he asked to see the transcripts of the office confer