Shopify/active_shipping — pull request #128 by levity (2013-12-17 19:46:59+00:00)
Title: don't assume first UPS event has a location

e.g. package 1Z05R2W10378274146 has a first event:
"The shipper has requested a Delivery Intercept for this package. /
Return to sender pending."
This event has no location associated with it.