 The report was released just days prior to the one-year anniversary of the August 1, 2007 I-35W bridge collapse, which resulted in the death of thirteen people.
<fluency>  The report was released just days prior to the one-year anniversary of the August 1, 2007 I-35W bridge collapse, which resulted in the death of thirteen people.
 The report was released just days prior to the one-year anniversary of the August 1, 2007 I-35W bridge collapse, which resulted in the death of 13 people.