Street was placed on the DL on May 5 with a strained right lat muscle. In two rehabilitation starts for Class A Lake Elsinore, he posted a 9.00 ERA.
In 10 appearances for San Diego, he's converted all four save chances with a 0.93 ERA.
Mikolas made his major league debut on May 5. In 13 relief outings, he was 1-1 with a 3.29 ERA.