remember how long that trail is? and how it runs through several towns along the way? It is prohibited to take motor vehicles down the paved trail.
What better way to deliver your illegal substances to others in the surrounding area than a dirt bike or motorcycle and using a bike trail as your means of avoiding driving with said product on city or county streets/roads?
Either the apple doesn't fall far from the tree and 30 yr old RSO's son is a perv with a taste for young teens whose attempts at rape were thwarted, or April witnessed someone doing something worth killing her to hide.
JMO based on what we have so far.