Message boards are trying to guess at the reasons for this, some suggesting that since he spends so much time traveling, it is to remind people what he looks like.
Abbas' people deny being behind this.
One analyst is quoted as saying that this is an attempt to solidify Abbas' (perceived) leadership, not only of the PA but also of the PLO, which Hamas had recently threatened to subvert by creating an alternative.
Either way, some towns in Fatah-ruled territory are starting to look like Saddam Hussein's Iraq.
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