Several defense contractors this week said sales rose during the most recent quarter, despite the ongoing pandemic. ManTech International reported Wednesday sales in its most recent quarter reached nearly $633 million, up almost 18% from the same three-month period the prior year. The contractor's quarterly profit was just shy of $30 million, up about 24% from a year earlier. ManTech attributed the sales growth to recent contract awards. Meanwhile, Oshkosh said this week sales in its defense segment during the...