Read the following context and choose the best option to answer the question.
Context: Teaser : Detroit -- Placido Polanco had three RBI Wednesday and drove in the go - ahead run in the seventh inning to rally Detroit past the Los Angeles Angels 9 - 6 . Story : The Tigers scored four times in the last three innings to slow down the Angels ' sprint to the American League West title . Los Angeles ' magic number to clinch the division crown remained at seven .
Question: What is happening between Detroit and Los Angeles ?
Options: 
- They are playing a basketball game
 - They are each hosting a marathon
 - They are each hosting a circus
 - They are playing a baseball game


They are playing a baseball game