Crossword Puzzle Attack ___ (campaign tactic)

Clue: Attack ___ (campaign tactic)

Chess tactic that involves attacking two pieces at once (FORK with 4 letters)
Tactic used in some campaigns (SMEARING with 8 letters)
Dirty campaign tactic (e.g. MUDSLINGING with 11 letters)
____ attack (SNEAK with 5 letters)
Clinton campaign song/Use any tactics necessary (DONTSATNOTHING with 14 letters)
Campaign tactic, sometimes (SMEAR with 5 letters)
____ of attack (PLAN with 4 letters)
Campaign tactic (e.g. SLUR with 4 letters)
Many a campaign tactic (SLUR with 4 letters)
Campaign attacks (SMEARS with 6 letters)