LEXINGTON PARK (Sept. 16, 2013) — St. Mary’s Sheriff’s Lt Eric Sweeny reports that on Sunday, deputies were involved in a foot pursuit in the area of Sheriff Miedzinski Way in Lexington Park of wanted suspect Andre Moreno O’Brien, age 28. Upon apprehension, O’Brien assaulted Deputy Trevor Teague in an attempt to get away. He was subdued and placed under arrest. O’Brien was transported to St. Mary’s County Detention Center where the warrant was served along with an additional charge of Assault.