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:
| Date | Location | Opponent | Score | Competition |
| --- | --- | --- | --- | --- |
| 24 March 2013 | Monrovia | Liberia | 2-0 | 2014 World Cup qualification |
| 8 June 2013 | Kampala | Liberia | 1-0 | 2014 World Cup qualification |
| 15 June 2013 | Kampala | Angola | 2-1 | 2014 World Cup qualification |
| 14 August 2013 | El Gouna | Egypt | 0-3 | Friendly |
| 31 August 2013 | Gaborone | Botswana | 3-1 | Friendly |
| 7 September 2013 | Marrakesh | Senegal | 0-1 | 2014 World Cup qualification |
| 30 September 2013 | Cairo | Egypt | 0-2 | Friendly |
| 2 October 2013 | Cairo | Egypt | 0-3 | Friendly |
Question:
When was the event that had Liberia as an opponent and resulted in a 1-0 score?
Answer:
8 June 2013