homeland security secretary kirstjen nielsen says she still has full confidence in long's ability to perform the job. earlier reports were that she had asked for long's resignation. it could be the midterm's hottest contest, and its n texas. the race between ted cruz and beto o'rourke. the two met face to fate last night in their first debate. we'll get you caught up. president trump calls them violent animals. america's most feared and violent street gang is making headlines again with a series of killings on the east coast. lisa ling embeds with law enforcement to understand the real terror of mostly sunn-- of. >> reporter: armed with tactics of seduction, coercion, and threats, ms-13 has had no shortage of potential recruits. over 100,000 unaccompanied minors have arrived in the united states since 2014, and most are vulnerable to recruitment. under the cover of night, i met one such target.