Dateline: Washington The Chronicle's chief editor knew sparks would fly when he teamed up his two best reporters. Combine Bart Tagert's expertise at probing into political hanky-panky with Janelle Evan's zeal for investigation, and he'd blow the lid off the hottest story in Washington. Sparks flew, all right - Janelle was indignant at the thought of sharing her byline with that conceited cowboy. Never mind that he was the best-looking man she'd ever seen. Never mind that his rugged good looks challenged her every move. This assignment would be all business ... or so she thought.