Error after pressing play button in launcher

Name: icon_16x16.png
URL: http://resources.download.minecraft.net/bd/bdf48ef6b5d0d23bbb02e17d04865216179f510a
Error details: Request error -101: ERR_CONNECTION_RESET
Filename on disk: bdf48ef6b5d0d23bbb02e17d04865216179f510a
Path: /Users/kevincho/Library/Application Support/minecraft/assets/objects/bd/bdf48ef6b5d0d23bbb02e17d04865216179f510a
Exists: false

Can't seem to play MC because of failure to download file. icon_16x16.png