I lucked out this week as I put Morris in my lineup a few minutes before the game started.

However, I still need another RB in my opinion. I'd like to offer a trade for Spiller. What would be fair to offer in return? Thanks in advance for your help!
My Team:
QB = Tony Romo
RB = Alfred Morris
RB = Stevan Ridley
WR = Hakeem Nicks
WR = Larry Fitzgerald
TE = Rob Gonkowski
FLEX = Steve Smith (Carolina)
K = Jason Hanson
DEF = Chicago Bears
BN = Jay Cutler
BN = Mikel Leshoure
BN = Jonathan Dwyer
BN = Jonathan Stewart
BN = Darrius Heyward-Bay
League Settings
Divisions= 3
Weeks Per Playoff Matchup= 1 Week
Playoffs= Weeks 15 & 16 - 4 teams
Teams= 12
Viewable to Public= No
Max Adds per Season= No Maximum
Max Adds per Week = No Maximum
Max Trades per Season = No Maximum
Trade Review Type = League Votes (by team owners)
Trade Reject Time = 2 days
Trade Deadline = November 23, 2012
Waiver Period =1 day
Waiver Type= Move to Last after Claim, Never Reset
Post Draft Players = Follow Waiver Rules
Free Agent Lock Type= Yes (player locks at game time)
Roster Lock Type = Game Time
Allow Roster Options= No
Start of Season = Week 1
Winners League= No
Keeper Settings= None
Standings Tiebreaker= Head to Head Record
Allow Matchup Ties= Yes
Starting Roster Positions & Roster Limits
Quarterback: 1
Running Back: 2
Wide Receiver: 2
Tight End: 1
Kicker: 1
Defensive Team: 1
Running Back / Wide Receiver / Tight End: 1
Bench: 6
Scoring Settings
Offense
Passing Yards: 1 point per 25 yards
Passing Touchdowns: 6 points
Interceptions Thrown: -2 points
Rushing Yards: 1 point per 10 yards
Rushing Touchdowns: 6 points
Receiving Yards: 1 point per 10 yards
Receiving Touchdowns: 6 points
Fumble Recovered for TD: 6 points
2-Point Conversions: 2 points
Kicking
PAT Made: 1 point
FG Made 0-19: 3 points
FG Made 20-29: 3 points
FG Made 30-39: 3 points
FG Made 40-49: 4 points
FG Made 50+: 5 points
FG Missed 0-19: -1 point
FG Missed 20-29: -1 point
FG Missed 30-39: -1 point
Defense / Special Teams
Sacks: 1 point
Interceptions: 2 points
Fumbles Recovered: 2 points
Safeties: 2 points
Touchdowns: 6 points
Kickoff and Punt Return Touchdowns: 6 points
Points Allowed 0: 10 points
Points Allowed 1-6: 7 points
Points Allowed 7-13: 4 points
Points Allowed 14-20: 1 point
Points Allowed 21-27: 0 points
Points Allowed 28-34: -1 point
Points Allowed 35+: -4 points
Less than 100 Total Yards Allowed: 10 points
100-199 Yards Allowed: 7 points
200-299 Yards Allowed: 4 points
300-399 Yards Allowed: 1 point
400-449 Yards Allowed: 0 points
450-499 Yards Allowed: -1 point
500+ Yards Allowed: -4 points