Follow us on Twitter: @Gridironstuds email: cwilson@gridironstuds.com Here are the top unofficial times for the first group of defensive backs at the NFL Combine. J. Robinson (UCF) 4.29 R. Brooks (LSU) 4.35 D. Bentley (ULL) 4.37 C. Sensabaugh (CLEM) 4.37 J. Hosley (VT) 4.38 J. McMilian (ME) 4.42 Dre Kirkpatrick (ALA) 4.43 J. Fleming (Okla) […]