obstruction

Union leader David Huerta pleaded not guilty Tuesday to a misdemeanor charge of obstruction of justice related to a confrontation with immigration officials during a raid this summer.

Police accusations to date have been limited to suspicion of fraud, breach of trust, obstruction of justice and misuse of office by Gen. Tomer-Yerushalmi.

In one recent example, teams of tiny magnetic robots—each about the size of a grain of sand—cleared blockages in artificial blood vessels by forming chains to push through the obstructions.

The investigation resulted in the conviction four years later of Cheney aide I. Lewis “Scooter” Libby for perjury and obstruction of justice.

In recent demonstrations, teams of tiny magnetic robots—each about the size of a grain of sand—cleared blockages in artificial blood vessels by forming chains to push through the obstructions.