"The first day, I was going through dumpsters over here (points to his right) to see if [she threw?] her keys or just walked around the apartment complex. I sat outside to see any suspicions; anything that was weird. I didn't see anything.
I asked, like the next morning, I just sat out here for hours and asked everybody if they seen or heard screaming, any, anything that was off or suspicous. Everyone's "no." I mean but, they're all saying, "no."
Yeah, we went across to HEB, we uh, asking everybody if they had cams (again, pointing toward his right) on their car. I don't know, we're just asking all the questions that we can, looking through everything."
ETA: The dumpsters are also mentioned briefly in this article.
Police Search for Missing Texas Mom and Her 2-Week-Old Baby
[…]
Carey said that he has been “going through dumpsters” looking for clues and told
CBS Austin he even went to a T-Mobile store in an attempt to retrieve her phone records.