Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Round | Pick # | Overall | Name | Position | College |
| --- | --- | --- | --- | --- | --- |
| 1.0 | 17.0 | 17.0 | Don Smith | Defensive End | Miami (FL) |
| 2.0 | 21.0 | 49.0 | Pat Howell | Guard | USC |
| 3.0 | 17.0 | 75.0 | James Mayberry | Running Back | Colorado |
| 3.0 | 23.0 | 79.0 | William Andrews | Running Back | Auburn |
| 4.0 | 18.0 | 100.0 | Lynn Cain | Running Back | USC |
| 4.0 | 19.0 | 101.0 | Charles Johnson [ disambiguation needed ] | Defensive Back | Grambling |
| 5.0 | 17.0 | 127.0 | Mike Zele | Defensive Tackle | Kent State |
| 6.0 | 17.0 | 154.0 | Mike Moroski | Quarterback | UC Davis |
| 7.0 | 21.0 | 186.0 | Roger Westlund | Offensive Tackle | Washington |
| 8.0 | 20.0 | 212.0 | Keith Miller | Linebacker | Northeastern State (OK) |
| 9.0 | 19.0 | 239.0 | Dave Parkin | Defensive Back | Utah State |
| 10.0 | 18.0 | 266.0 | Bruce Beekley | Linebacker | Oregon |
| 11.0 | 17.0 | 292.0 | Bill Leer | Center | Colorado State |
| 12.0 | 20.0 | 323.0 | Stuart Walker | Linebacker | Colorado |
Question:
What position is drafted from Grambling?
Answer:
Defensive Back