Still no cash cattle trade has developed, but packers’ interest should surface early on Friday. LIVE CATTLE: The live cattle complex gained more strength as the day traded on through closing time, and the complex was even able to secure a mildly higher position by the day’s end. More than anything, today’s uptick stems from traders’ hope that the market will see greater fundamental support in this week’s fed cash cattle market. No cash cattle trade has developed yet, so …