An all-out battle against the use of cattle drugs, known as Angel Dust, is underway. Minister for Agriculture, Michael O'Kennedy, has not ruled out the possibility paramilitary groups could be involved in peddling the substances.

Report shows Angel Dust fed to cattle as growth promoting hormones.

Cattle grazing.

Departmental news conference to announce measures.

Laboratory worker at microscope.

Interview with O'Kennedy who guarantees the industry will be protected.

The reporter is Joe O'Brien.

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