sunday roundup week presidential circus roll wisconsin ted cruz score big victory stumbling trump new york magazine gabriel sherman suggest wobble burnout people know trump see tired write support evidence come modern science sleep deprivation symptom include lack judgment inability process basic information irritability mood swing paranoid tendency spout conspiracy theory sound familiar trump big contribution disco USA  cautionary tale exhaustion result consequence lack imp USA  control campaign head city sleep head west different campaign change way think sleep include college tour campaign drowsy drive uber meantime candidate electorate favor sleep