Here are some Washington Capitals:

@JohnCarlson74 (fairly active)
@EricFehr16 (fairly active)
@BradenHoltby (fairly active)
@KarlAlzner (semi-active)
@AndrewGordon10 (very active)
@JohnErskine04 (not very active)

Caps Bloggers not already listed:
@RussianMachine (www.russianmachineneverbreaks.com)
@sweetesthockey ( www.sweetesthockeyonearth.com same guys as RMNB, but following the Hershey bears)
@NGreenberg (from russianmachineneverbreaks.com -very active and tracks chances during games)

Important Caps Fans:
@LoadGoat (the guy who yells "Lets Go Caps" during the games- very active)
@TheHornGuy (the guy who blow the horn from the stands during games - very active)

I am not sure if the account for Katie Carrera listed in the main post is correct. I follow her on @KCarrera

__________________
Follow me on twitter @mikerocksthered
https://twitter.com/mikerocksthered

ESPN 10 Team H2H
F: Kessel, Backstrom, E. Staal, Marleau, Hossa, Kesler, Vrbata, Bozak, Koivu, Wilson, Tlusty, Fisher
D: Chara, Shattenkirk, Souray, Beauchemin, Liles, Carlson, Vlassic, Greene
G: Brodeur, Fasth, Ward IR: Ray Whitney

Yahoo 10 team H2H
F: Marleau, Tlusty, Vanek, Pominville, McDonald, Clarkson, Huberdeau, Koivu
D: Boyle, Greene, Chara, Pietrangelo, Hedman, L Schenn
G: Brodeur, Fasth