Sean Shields is on a mission to help Tonbridge make the National League South play-offs this season. The winger continued his flying start to the campaign by scoring both goals in an impressive 2-0 win at Farnborough on Bank Holiday Monday. That takes his tally to four already, having netted a superb winner against Weymouth on the opening day and an equaliser at Aveley. Jay Saunders’ side remain unbeaten, sitting eighth after five matches, and Shields believes they have what it takes to challenge for a top-seven finish. “We don’t want to be a team that settles for mid-table this year, he said….