An escape pod was jettisoned during the fighting, but no life-forms were aboard.
6 seconds sound clip from the Star Wars: Episode IV - A New Hope (1977) movie soundboard.
You can hear this line at 00:08:33 in the Blu-ray version of the movie.
Quote context
[...]
- Now she is my only link to finding their secret base.
- She'll die before she'll tell you anything.
- Send a distress signal, and then inform the senate that all aboard were killed.
- Lord Vader, the battle station plans are not aboard this ship, and no transmissions were made.
- An escape pod was jettisoned during the fighting, but no life-forms were aboard.
- She must have hidden the plans in the escape pod. Send a detachment down to retrieve them.
- See to it personally, Commander. There'll be no one to stop us this time. Yes, sir.
- How did we get into this mess? I really don't know how.
- We seem to be made to suffer. It's our lot in life.
[...]