conceal evidence

She pleaded guilty to helping to clean up the crime scene in order to conceal evidence.

They point out, though, that Iraq might conceal evidence of gas use.

"Nick, what can they do to you for concealing evidence that somebody's guilty of a murder?"

You were concealing evidence in the back of your truck, and I got you dead to rights.

You're not a witness to anything and therefore it won't be concealing evidence to have you hard to find.

Despite the desperate military situation, great efforts were made to conceal evidence of what had happened in the camps.

"That's the least the state could do after it concealed so much evidence about this site for years."

The soldiers then burned the bodies to conceal evidence of the crime.

The soldiers then set fire to the girls body to conceal evidence of the crime.

A plane crash could be an efficient way to conceal evidence of murder.