In Week 3 , against the Tennessee Titans , he had his first career receiving touchdown .
Carson emerged as the Seahawks No. 1 running back ahead of veterans Thomas Rawls and Eddie Lacy , starting Weeks 3 and 4 .
In Week 3 , against the Tennessee Titans , Carson had Carson 's first career receiving touchdown .
Carson emerged as the Seahawks No. 1 running back ahead of veterans Thomas Rawls and Eddie Lacy , starting Weeks 3 and 4 .