 The Capitals signed Swedish phenom Nicklas Backstrom, the fourth overall pick in the 2006 NHL Entry Draft, to a three-year entry-level contract.They also signed 19-year-old Semyon Varlamov to a three-year entry-level contract.They then went on to fill needs at defense, signing puck-moving defenseman Tom Poti; right wing, by signing Viktor Kozlov; and center, by signing playmaker Michael Nylander.