Steve Bannon's strange "obsession" with Andrew Weissmann

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Sources who've spoken to Steve Bannon tell me they're perplexed by his apparent fixation on Andrew Weissmann — the Russia investigation prosecutor described as Robert Mueller's "pit bull."

The intrigue: What's raised the eyebrows of some who've heard Bannon hold court about Weissmann is that he refers to him only positively and with great admiration.