[Yahoo! Sports] Lions sign first-round pick LB Sims (SportsTicker) (http://us.rd.yahoo.com/sports/rss/nfl/SIG=125h49uhq/*http%3A//sports.yahoo.com/nfl/news?slug=lionssims&prov=st&type=lgns)

ALLEN PARK, Michigan (Ticker) - Linebacker Ernie Sims can start working in coach Rod Marinelli's Cover-2 defensive scheme.