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:
| Week | Date | Opponent | Result | Game site | Record |
| --- | --- | --- | --- | --- | --- |
| 1 | September 13 | Seattle Seahawks | W 40–17 | Mile High Stadium | 1–0 |
| 2 | September 20 | at Green Bay Packers | T 17–17 (OT) | Milwaukee County Stadium | 1–0–1 |
| – | September 28 | at Cleveland Browns | canceled | Cleveland Stadium | 1–0–1 |
| 4 | October 4 | Houston Oilers | L 10–40 | Mile High Stadium | 1–1–1 |
| 5 | October 12 | Los Angeles Raiders | W 30–14 | Mile High Stadium | 2–1–1 |
| 6 | October 18 | at Kansas City Chiefs | W 26–17 | Arrowhead Stadium | 3–1–1 |
| 7 | October 26 | at Minnesota Vikings | L 27–34 | Hubert H. Humphrey Metrodome | 3–2–1 |
| 8 | November 1 | Detroit Lions | W 34–0 | Mile High Stadium | 4–2–1 |
| 9 | November 8 | at Buffalo Bills | L 14–21 | Rich Stadium | 4–3–1 |
| 10 | November 16 | Chicago Bears | W 31–29 | Mile High Stadium | 5–3–1 |
| 11 | November 22 | at Los Angeles Raiders | W 23–17 | Los Angeles Memorial Coliseum | 6–3–1 |
| 12 | November 29 | at San Diego Chargers | W 31–17 | Jack Murphy Stadium | 7–3–1 |
| 13 | December 6 | New England Patriots | W 31–20 | Mile High Stadium | 8–3–1 |
| 14 | December 13 | at Seattle Seahawks | L 21–28 | Kingdome | 8–4–1 |
| 15 | December 19 | Kansas City Chiefs | W 20–17 | Mile High Stadium | 9–4–1 |
| 16 | December 27 | San Diego Chargers | W 24–0 | Mile High Stadium | 10–4–1 |
Question:
What was the Bronco's record when they played the Detroit Lions at Mile High Stadium?
Answer:
4–2–1