A politician who wields a comeback with skill can use it as both a bludgeon and a shield, damaging the opponent without hurting their own popularity with voters.
Articles on TV election debates
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Three new approaches in the field of competitive academic debate offer ideas that could help presidential debates serve both their public purposes.
The party leaders clashed over Brexit, Northern Ireland and the NHS.
Broadcasters snubbing the likes of Nicola Sturgeon and Jo Swinson in favour of head-to-head debates with the two big party leaders just serves to stoke political tensions.
